JP4433427B2 - 超音波散乱体をイメージングするためのシステム及び方法 - Google Patents

超音波散乱体をイメージングするためのシステム及び方法 Download PDF

Info

Publication number
JP4433427B2
JP4433427B2 JP09040899A JP9040899A JP4433427B2 JP 4433427 B2 JP4433427 B2 JP 4433427B2 JP 09040899 A JP09040899 A JP 09040899A JP 9040899 A JP9040899 A JP 9040899A JP 4433427 B2 JP4433427 B2 JP 4433427B2
Authority
JP
Japan
Prior art keywords
transmission
filter
signal
slow time
transmit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP09040899A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11342129A (ja
JPH11342129A5 (https=
Inventor
リチャード・ユング・シャオ
アン・リンジィ・ホール
カイ・エリック・トメニウス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JPH11342129A publication Critical patent/JPH11342129A/ja
Publication of JPH11342129A5 publication Critical patent/JPH11342129A5/ja
Application granted granted Critical
Publication of JP4433427B2 publication Critical patent/JP4433427B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/481—Diagnostic techniques involving the use of contrast agents, e.g. microbubbles introduced into the bloodstream
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/13—Tomography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
    • G01P5/244—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving pulsed waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
    • G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
    • G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
    • G01S7/52039—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target exploiting the non-linear response of a contrast enhancer, e.g. a contrast agent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G01S15/8981—Discriminating between fixed and moving objects or between objects moving at different speeds, e.g. wall clutter filter

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • Nonlinear Science (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Hematology (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP09040899A 1998-03-31 1999-03-31 超音波散乱体をイメージングするためのシステム及び方法 Expired - Lifetime JP4433427B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/052675 1998-03-31
US09/052,675 US5980459A (en) 1998-03-31 1998-03-31 Ultrasound imaging using coded excitation on transmit and selective filtering of fundamental and (sub)harmonic signals on receive

Publications (3)

Publication Number Publication Date
JPH11342129A JPH11342129A (ja) 1999-12-14
JPH11342129A5 JPH11342129A5 (https=) 2008-07-17
JP4433427B2 true JP4433427B2 (ja) 2010-03-17

Family

ID=21979182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP09040899A Expired - Lifetime JP4433427B2 (ja) 1998-03-31 1999-03-31 超音波散乱体をイメージングするためのシステム及び方法

Country Status (4)

Country Link
US (1) US5980459A (https=)
EP (1) EP0948931B1 (https=)
JP (1) JP4433427B2 (https=)
DE (1) DE69937422T2 (https=)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6210332B1 (en) * 1998-03-31 2001-04-03 General Electric Company Method and apparatus for flow imaging using coded excitation
US6108572A (en) * 1998-03-31 2000-08-22 General Electric Company Method and apparatus for harmonic imaging using multiple focal zones
US6312384B1 (en) * 1998-03-31 2001-11-06 General Electric Company Method and apparatus for flow imaging using golay codes
US6186949B1 (en) * 1998-03-31 2001-02-13 General Electric Company Method and apparatus for three-dimensional flow imaging using coded excitation
US6050947A (en) * 1998-04-20 2000-04-18 General Electric Company Method and apparatus for harmonic tissue imaging and contrast imaging using coded transmission
US6213946B1 (en) * 1998-12-24 2001-04-10 Agilent Technologies, Inc. Methods and apparatus for speckle reduction by orthogonal pulse compounding in medical ultrasound imaging
US6155980A (en) * 1999-03-16 2000-12-05 General Electric Company Ultrasonic imaging system with beamforming using unipolar or bipolar coded excitation
US6358210B2 (en) 1999-03-31 2002-03-19 Acuson Corporation Medical diagnostic ultrasonic imaging transmit/receive method and apparatus
US6241674B1 (en) * 1999-03-31 2001-06-05 Acuson Corporation Medical ultrasound diagnostic imaging method and system with nonlinear phase modulation pulse compression
US6063033A (en) * 1999-05-28 2000-05-16 General Electric Company Ultrasound imaging with higher-order nonlinearities
US6290647B1 (en) * 1999-07-02 2001-09-18 Acuson Corporation Contrast agent imaging with subharmonic and harmonic signals in diagnostic medical ultrasound
US6190321B1 (en) * 1999-08-06 2001-02-20 Acuson Corporation Medical diagnostic ultrasound imaging methods for estimating motion between composite ultrasonic images and recovering color doppler values from composite images
US6315723B1 (en) * 1999-10-08 2001-11-13 Atl Ultrasound Ultrasonic diagnostic imaging system with synthesized transmit focus
US6186950B1 (en) * 1999-11-04 2001-02-13 Atl Ultrasound Ultrasonic pulse inversion harmonic separation with reduced motional effects
US6508766B2 (en) 2000-01-20 2003-01-21 Kabushiki Kaisha Toshiba Ultrasound diagnostic apparatus
US6520915B1 (en) 2000-01-28 2003-02-18 U-Systems, Inc. Ultrasound imaging system with intrinsic doppler capability
US6375618B1 (en) * 2000-01-31 2002-04-23 General Electric Company Enhanced tissue-generated harmonic imaging using coded excitation
US6494841B1 (en) * 2000-02-29 2002-12-17 Acuson Corporation Medical diagnostic ultrasound system using contrast pulse sequence imaging
US6490469B2 (en) 2000-03-15 2002-12-03 The Regents Of The University Of California Method and apparatus for dynamic focusing of ultrasound energy
JP4642977B2 (ja) * 2000-07-26 2011-03-02 株式会社東芝 超音波診断装置及び超音波イメージング方法
US6454714B1 (en) * 2000-10-20 2002-09-24 Koninklijke Philips Electronics N.V. Ultrasonic harmonic flash suppression
US6487433B2 (en) * 2001-01-08 2002-11-26 General Electric Company Method and apparatus using golay-coded excitation for echocardiology
WO2002056666A2 (en) * 2001-01-19 2002-07-25 Angelsen Bjoern A J A method of detecting ultrasound contrast agent in soft tissue, and quantitating blood perfusion through regions of tissue
US6599248B1 (en) * 2001-03-20 2003-07-29 Aloka Method and apparatus for ultrasound diagnostic imaging
US6626836B2 (en) * 2001-04-04 2003-09-30 Siemens Medical Solutions Usa, Inc. Adaptive signal processing scheme for contrast agent imaging
US7011632B2 (en) * 2001-09-18 2006-03-14 Kretztechnik Ag Methods and apparatus for ultrasonic compound imaging
US20030069504A1 (en) * 2001-10-05 2003-04-10 Siemens Medical Solutions Usa, Inc. Receive filtering and filters for phase or amplitude coded pulse sequences
JP3959257B2 (ja) * 2001-11-08 2007-08-15 株式会社東芝 超音波診断装置
US6638228B1 (en) * 2002-04-26 2003-10-28 Koninklijke Philips Electronics N.V. Contrast-agent enhanced color-flow imaging
US6705993B2 (en) 2002-05-10 2004-03-16 Regents Of The University Of Minnesota Ultrasound imaging system and method using non-linear post-beamforming filter
US6796944B2 (en) 2002-05-17 2004-09-28 Ge Medical Systems Global Technology, Llc Display for subtraction imaging techniques
GB2391625A (en) 2002-08-09 2004-02-11 Diagnostic Ultrasound Europ B Instantaneous ultrasonic echo measurement of bladder urine volume with a limited number of ultrasound beams
US8221322B2 (en) 2002-06-07 2012-07-17 Verathon Inc. Systems and methods to improve clarity in ultrasound images
US7819806B2 (en) 2002-06-07 2010-10-26 Verathon Inc. System and method to identify and measure organ wall boundaries
US8221321B2 (en) * 2002-06-07 2012-07-17 Verathon Inc. Systems and methods for quantification and classification of fluids in human cavities in ultrasound images
US7520857B2 (en) * 2002-06-07 2009-04-21 Verathon Inc. 3D ultrasound-based instrument for non-invasive measurement of amniotic fluid volume
US6699191B2 (en) 2002-06-18 2004-03-02 Koninklijke Philips Electronics N.V. Ultrasound device to detect Caisson's disease
EP1515158B1 (en) * 2003-09-09 2013-07-17 Esaote S.p.A. Ultrasound imaging method combined with the presence of contrast media in the body under examination
JP4590293B2 (ja) * 2005-04-11 2010-12-01 富士フイルム株式会社 超音波観測装置
US20060253028A1 (en) * 2005-04-20 2006-11-09 Scimed Life Systems, Inc. Multiple transducer configurations for medical ultrasound imaging
DE102005028882A1 (de) * 2005-06-22 2007-01-04 Siemens Ag Lösung und Verfahren zum Unterstützen der Bildgebung an einem Patienten
EP2076179B1 (en) * 2006-08-01 2018-07-04 Stichting voor de Technische Wetenschappen Pulse inversion sequences for nonlinear imaging
US8167803B2 (en) 2007-05-16 2012-05-01 Verathon Inc. System and method for bladder detection using harmonic imaging
US8133181B2 (en) 2007-05-16 2012-03-13 Verathon Inc. Device, system and method to measure abdominal aortic aneurysm diameter
JP2009005888A (ja) * 2007-06-28 2009-01-15 Ge Medical Systems Global Technology Co Llc 超音波撮像装置
JP2009119134A (ja) * 2007-11-16 2009-06-04 Ge Medical Systems Global Technology Co Llc 超音波撮像装置
CN101461719B (zh) * 2007-12-18 2012-02-01 深圳迈瑞生物医疗电子股份有限公司 一种多普勒扫描变换实现方法和装置
CN101897597B (zh) * 2009-05-25 2013-09-04 深圳迈瑞生物医疗电子股份有限公司 超声成像的方法和装置
WO2011021362A1 (ja) * 2009-08-18 2011-02-24 パナソニック株式会社 超音波診断装置
JP5779991B2 (ja) * 2011-05-31 2015-09-16 コニカミノルタ株式会社 超音波画像診断装置
JP2013094223A (ja) * 2011-10-28 2013-05-20 Ge Medical Systems Global Technology Co Llc 超音波診断装置
US9613401B2 (en) 2012-04-13 2017-04-04 Tessonics Corporation Method to obtain 3D images of a flowing region beneath an object using speckle reflections
US9274215B2 (en) 2013-03-08 2016-03-01 Chison Medical Imaging, Inc. Ultrasound fusion harmonic imaging systems and methods
KR101980537B1 (ko) * 2013-07-11 2019-05-22 삼성전자주식회사 영상 처리 유닛, 초음파 영상 장치 및 영상 처리 방법
JP2015077393A (ja) * 2013-09-10 2015-04-23 セイコーエプソン株式会社 超音波測定装置、超音波画像装置、及び超音波測定方法
JP6251015B2 (ja) 2013-11-19 2017-12-20 東芝メディカルシステムズ株式会社 超音波診断装置
EP3203917A4 (en) * 2014-10-07 2018-09-26 Butterfly Network, Inc. Ultrasound signal processing circuitry and related apparatus and methods
JP6010274B1 (ja) * 2015-05-13 2016-10-19 オリンパス株式会社 超音波観測装置、超音波観測装置の作動方法および超音波観測装置の作動プログラム
US10588605B2 (en) 2015-10-27 2020-03-17 General Electric Company Methods and systems for segmenting a structure in medical images
CN111505600B (zh) * 2020-05-19 2022-04-15 西北大学 基于stpc的fda-mimo雷达信号处理方法、装置及介质
JP7581682B2 (ja) * 2020-07-16 2024-11-13 コニカミノルタ株式会社 超音波診断装置、超音波信号処理方法、及びプログラム
CN117159023B (zh) * 2023-08-14 2025-04-18 逸超医疗科技(北京)有限公司 一种基于组织谐波成像优化的方法及设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665171A (en) * 1970-12-14 1972-05-23 Bell Telephone Labor Inc Nonrecursive digital filter apparatus employing delayedadd configuration
FR2631707B1 (fr) * 1988-05-20 1991-11-29 Labo Electronique Physique Echographe ultrasonore a coherence de phase controlable
US5262974A (en) * 1991-10-28 1993-11-16 Trw Inc. Programmable canonic signed digit filter chip
US5449907A (en) * 1993-10-29 1995-09-12 International Business Machines Corporation Programmable on-focal plane signal processor
DE19581718T5 (de) * 1994-08-05 2013-11-07 Siemens Medical Solutions USA, Inc. (n.d. Ges. d. Staates Delaware) Verfahren und Vorrichtung für Sendestrahlformersystem
JP3683943B2 (ja) * 1994-08-15 2005-08-17 株式会社東芝 超音波診断装置
US5456257A (en) * 1994-11-23 1995-10-10 Advanced Technology Laboratories, Inc. Ultrasonic detection of contrast agents
US5706819A (en) * 1995-10-10 1998-01-13 Advanced Technology Laboratories, Inc. Ultrasonic diagnostic imaging with harmonic contrast agents
US5833613A (en) * 1996-09-27 1998-11-10 Advanced Technology Laboratories, Inc. Ultrasonic diagnostic imaging with contrast agents
ES2235180T3 (es) * 1995-10-10 2005-07-01 Advanced Technology Laboratories, Inc. Formacion de imagenes de diagnostico por ultrasonidos con agentes de contraste.
US5632277A (en) * 1996-06-28 1997-05-27 Siemens Medical Systems, Inc. Ultrasound imaging system employing phase inversion subtraction to enhance the image
US5833614A (en) * 1997-07-15 1998-11-10 Acuson Corporation Ultrasonic imaging method and apparatus for generating pulse width modulated waveforms with reduced harmonic response

Also Published As

Publication number Publication date
JPH11342129A (ja) 1999-12-14
US5980459A (en) 1999-11-09
EP0948931B1 (en) 2007-10-31
EP0948931A3 (en) 2003-11-05
EP0948931A2 (en) 1999-10-13
DE69937422D1 (de) 2007-12-13
DE69937422T2 (de) 2008-08-21

Similar Documents

Publication Publication Date Title
JP4433427B2 (ja) 超音波散乱体をイメージングするためのシステム及び方法
JP4570116B2 (ja) 多重焦点ゾーンを使用した調波イメージング方法及び装置
JP4549457B2 (ja) 超音波反射体をイメージングするシステムおよび方法
JP4547065B2 (ja) イメージング・システム及びその動作方法
US6312384B1 (en) Method and apparatus for flow imaging using golay codes
US6827686B2 (en) System and method for improved harmonic imaging
JP4150866B2 (ja) 超音波イメージング・システムの作動方法
US6796944B2 (en) Display for subtraction imaging techniques
US6969353B2 (en) Contrast-agent enhanced color-flow imaging
US6267725B1 (en) Individual channel analog wall filtering to improve flow sensitivity in ultrasound imaging
US7056290B2 (en) Continuous depth harmonic imaging using transmitted and nonlinearly generated second harmonics
JP2000083958A (ja) 鏡面状超音波反射体をイメ―ジングするシステム及び方法
Hasegawa et al. On the investigation of autocorrelation-based vector Doppler method with plane wave imaging
JP2001000434A (ja) 物質をイメージングする方法及びイメージング・システム
JPH03261466A (ja) 超音波診断装置
JP4746758B2 (ja) Ｂモード及びカラー・フロー・モードでの強化された流れ撮像を結合することによる超音波画像表示

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060328

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080602

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090324

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20090406

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20090406

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090428

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20090728

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20090731

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20091028

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20091201

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20091218

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130108

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130108

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term