JP2012521841A - エコー時間の柔軟な選択を有する2ポイントDixon技術 - Google Patents
エコー時間の柔軟な選択を有する2ポイントDixon技術 Download PDFInfo
- Publication number
- JP2012521841A JP2012521841A JP2012502833A JP2012502833A JP2012521841A JP 2012521841 A JP2012521841 A JP 2012521841A JP 2012502833 A JP2012502833 A JP 2012502833A JP 2012502833 A JP2012502833 A JP 2012502833A JP 2012521841 A JP2012521841 A JP 2012521841A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- water
- fat
- image
- equations
- 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.)
- Granted
Links
- RGCLLPNLLBQHPF-HJWRWDBZSA-N phosphamidon Chemical compound CCN(CC)C(=O)C(\Cl)=C(/C)OP(=O)(OC)OC RGCLLPNLLBQHPF-HJWRWDBZSA-N 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 53
- 230000015654 memory Effects 0.000 claims description 20
- 238000002595 magnetic resonance imaging Methods 0.000 claims description 16
- 210000000577 adipose tissue Anatomy 0.000 claims description 7
- 210000001519 tissue Anatomy 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000013507 mapping Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013480 data collection Methods 0.000 description 2
- 238000002592 echocardiography Methods 0.000 description 2
- 125000003473 lipid group Chemical group 0.000 description 2
- 150000002632 lipids Chemical class 0.000 description 2
- 238000011002 quantification Methods 0.000 description 2
- 230000002040 relaxant effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 208000008589 Obesity Diseases 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 208000030159 metabolic disease Diseases 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012772 sequence design Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
- G01R33/56563—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by a distortion of the main magnetic field B0, e.g. temporal variation of the magnitude or spatial inhomogeneity of B0
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (15)
- 磁気共鳴画像(MRI)データにおいて水組織と脂肪組織とを区別する方法であって:
被検体の磁気共鳴(MR)スキャン中に異なる任意のエコー時間で第1の信号I1及び第2の信号I2を測定するステップ;
前記第1及び第2の信号から第1及び第2の成分を計算するステップ;
前記第1及び第2の成分から2つの差分位相誤差候補Δφ1、Δφ2を導出するステップ;
妨害となる磁場不均一性の平滑さの仮定に基づいて、画素ごとに、導出された前記差分位相誤差候補のうちの一方Δφを選択するステップ;
選択された差分位相誤差候補Δφを用いて水画像及び脂肪画像を再構成するステップ;
を有する方法。 - 前記第1及び第2の成分の何れが脂肪組織からの信号寄与を表し、前記第1及び第2の成分の何れが水組織からの信号寄与を表すかを決定するステップ、
を更に含む請求項1又は2に記載の方法。 - 前記MRデータをMR画像へと再構成するステップ;及び
前記MR画像をディスプレイ及びメモリのうちの一方へ出力するステップ;
を更に含む請求項1乃至5の何れか一項に記載の方法。 - 請求項1乃至6の何れか一項に記載の方法を実行するようにプロセッサを制御するためのソフトウェアを担持するコンピュータ読み取り可能媒体。
- 改良Dixon技術を用いて、磁気共鳴画像(MRI)データにおいて水組織と脂肪組織とを区別するシステムであって:
プロセッサであり:
被検体の磁気共鳴(MR)スキャン中に異なる任意のエコー時間で第1の信号I1及び第2の信号I2を測定し、
前記第1及び第2の信号から第1及び第2の成分を計算し、
前記第1及び第2の成分から2つの差分位相誤差候補Δφ1、Δφ2を導出し、且つ
妨害となる磁場不均一性の平滑さの仮定に基づいて、画素ごとに、1つの差分位相誤差候補Δφを選択する、
ようにプログラムされたプロセッサ;
選択された差分位相誤差候補を用いて水画像及び脂肪画像を再構成する再構成プロセッサ;及び
再構成された画像を格納するメモリ;
を有するシステム。 - 前記第1及び第2の成分の何れが脂肪組織からの信号寄与を表し、前記第1及び第2の成分の何れが水組織からの信号寄与を表すかを決定すること、
を更に含む請求項8又は9に記載のシステム。 - 前記プロセッサは、3ポイント以上のDixon技術の、冗長性を活用し、一貫性を確保し、且つロバスト性及び精度を高めるために、3ポイント以上のDixon収集からのデータのサブセットに、2ポイントDixon技術を適用する、請求項8乃至12の何れか一項に記載のシステム。
- 前記水画像及び前記脂肪画像のうちの少なくとも一方、又はこれら2つの組み合わせを表示するディスプレイ、
を更に含む請求項8乃至13の何れか一項に記載のシステム。 - 前記ディスプレイ上の第1及び第2の表示域であり、それぞれ前記水画像及び前記脂肪画像を表示する第1及び第2の表示域;及び
前記ディスプレイ上の第3の表示域であり、前記水画像及び前記脂肪画像が調整可能に重ね合わされ、あるいは相互に組み合わされる第3の表示域;
を更に含む請求項14に記載のシステム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16460809P | 2009-03-30 | 2009-03-30 | |
US61/164,608 | 2009-03-30 | ||
US22111009P | 2009-06-29 | 2009-06-29 | |
US61/221,110 | 2009-06-29 | ||
PCT/IB2010/050745 WO2010113048A1 (en) | 2009-03-30 | 2010-02-19 | Two-point dixon technique with flexible choice of echo times |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012521841A true JP2012521841A (ja) | 2012-09-20 |
JP5676559B2 JP5676559B2 (ja) | 2015-02-25 |
Family
ID=42224837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012502833A Active JP5676559B2 (ja) | 2009-03-30 | 2010-02-19 | エコー時間の柔軟な選択を有する2ポイントDixon技術 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8774475B2 (ja) |
EP (1) | EP2414860B1 (ja) |
JP (1) | JP5676559B2 (ja) |
CN (1) | CN102369454B (ja) |
BR (1) | BRPI1006422A2 (ja) |
RU (1) | RU2521751C2 (ja) |
WO (1) | WO2010113048A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014511750A (ja) * | 2011-04-21 | 2014-05-19 | コーニンクレッカ フィリップス エヌ ヴェ | 脂肪抑制のために化学シフト・エンコードを用いるコントラスト増強磁気共鳴血管造影法 |
KR101502103B1 (ko) * | 2013-01-30 | 2015-03-12 | 삼성전자 주식회사 | 자기공명영상장치 및 자화강조영상법 |
CN105339804A (zh) * | 2013-06-20 | 2016-02-17 | 皇家飞利浦有限公司 | 根据MR Dixon数据的皮质骨分割 |
US9664764B2 (en) | 2013-01-30 | 2017-05-30 | Samsung Electronics Co., Ltd. | Magnetic resonance imaging apparatus and susceptibility-weighted imaging method using the same |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102369454B (zh) * | 2009-03-30 | 2015-01-28 | 皇家飞利浦电子股份有限公司 | 区分磁共振图像数据中的水和脂肪组织的方法、装置及系统 |
US9194473B1 (en) | 2009-06-26 | 2015-11-24 | Hydro-Gear Limited Partnership | Modular power distribution and drive system |
EP2365354A1 (en) | 2010-02-22 | 2011-09-14 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging of chemical species with a spectral model |
EP2618731B1 (en) * | 2010-09-20 | 2017-12-20 | Koninklijke Philips N.V. | Magnetic resonance imaging of chemical species |
US9641403B2 (en) | 2011-04-26 | 2017-05-02 | Openet Telecom Ltd. | Systems, devices and methods of decomposing service requests into domain-specific service requests |
RU2632246C2 (ru) * | 2012-07-18 | 2017-10-03 | Конинклейке Филипс Н.В. | Эффективные последовательности выполняемых действий магнитно-резонансной визуализации сердца на основании автоматизированного планирования по обзорным исследованиям по технологии mdixon |
DE102012213282A1 (de) * | 2012-07-27 | 2014-02-13 | Siemens Aktiengesellschaft | Verfahren zur Erzeugung eines anzuzeigenden Gesamtbilddatensatzes |
DE102012223789B4 (de) | 2012-12-19 | 2014-07-17 | Siemens Aktiengesellschaft | Ermittlung einer Phasendifferenz-Karte |
WO2015028481A1 (en) * | 2013-08-30 | 2015-03-05 | Koninklijke Philips N.V. | Dixon magnetic resonance imaging |
DE102013217650B4 (de) * | 2013-09-04 | 2016-01-21 | Siemens Aktiengesellschaft | Zwei-Punkt Dixon-Technik |
EP3049818B1 (en) * | 2013-09-23 | 2021-08-11 | Koninklijke Philips N.V. | Mr-based attenuation correction in pet/mr imaging with dixon pulse sequence |
US10359488B2 (en) * | 2013-11-07 | 2019-07-23 | Siemens Healthcare Gmbh | Signal component identification using medical imaging |
RU2544387C1 (ru) * | 2013-12-24 | 2015-03-20 | Общество с ограниченной ответственностью "С.П. ГЕЛПИК" | Способ разделения изображений воды и жира в магнитно-резонансной томографии |
CN104382597A (zh) * | 2014-11-11 | 2015-03-04 | 奥泰医疗系统有限责任公司 | 一种磁共振成像中的Dixon水脂分离及辨析方法及系统 |
US9880244B2 (en) * | 2014-12-29 | 2018-01-30 | General Electric Company | Method and apparatus for separating chemical species in magnetic resonance imaging |
EP3398511B1 (en) | 2015-12-30 | 2023-07-26 | Shanghai United Imaging Healthcare Co., Ltd. | Magnetic resonance chemical-shift-encoded imaging method and device |
US10782379B2 (en) | 2015-12-30 | 2020-09-22 | Shenzhen Institutes Of Advances Technology Chinese Academy Of Sciences | Method, apparatus, and device for magnetic resonance chemical shift encoding imaging |
CN105902270B (zh) * | 2016-06-15 | 2018-09-04 | 大连锐谱科技有限责任公司 | 一种超快速单次激发四点Dixon水脂分离成像方法 |
US9934366B1 (en) | 2016-11-04 | 2018-04-03 | Francie M. Zanuzoski | Medicine management and identification system and kit |
EP3447517A1 (en) * | 2017-08-24 | 2019-02-27 | Koninklijke Philips N.V. | Dixon-type water/fat separation mr imaging |
US10776925B2 (en) | 2018-04-27 | 2020-09-15 | General Eelectric Company | System and method for generating a water-fat seperated image |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2414860B1 (en) * | 2009-03-30 | 2013-04-17 | Koninklijke Philips Electronics N.V. | Two-point dixon technique with flexible choice of echo times |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5627469A (en) * | 1995-07-31 | 1997-05-06 | Advanced Mammography Systems, Inc. | Separation of fat and water magnetic resonance images |
US5909119A (en) * | 1995-08-18 | 1999-06-01 | Toshiba America Mri, Inc. | Method and apparatus for providing separate fat and water MRI images in a single acquisition scan |
NO311111B1 (no) * | 1998-04-03 | 2001-10-08 | Geir H Soerland | Metode for bestemmelse av mengden av fett og vann i en biologisk pröve |
US6263228B1 (en) * | 1998-08-27 | 2001-07-17 | Toshiba America, Mri, Inc. | Method and apparatus for providing separate water-dominant and fat-dominant images from single scan single point dixon MRI sequences |
US6147492A (en) * | 1998-10-28 | 2000-11-14 | Toshiba America Mri, Inc. | Quantitative MR imaging of water and fat using a quadruple-echo sequence |
JP3353826B2 (ja) * | 1999-06-24 | 2002-12-03 | ジーイー横河メディカルシステム株式会社 | 磁場不均一測定装置、位相補正装置および磁気共鳴撮像装置 |
JP3534669B2 (ja) * | 2000-01-27 | 2004-06-07 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 磁気共鳴撮像装置 |
JP4251763B2 (ja) | 2000-08-11 | 2009-04-08 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
US7099499B2 (en) * | 2002-08-15 | 2006-08-29 | General Electric Company | Fat/water separation and fat minimization magnetic resonance imaging systems and methods |
WO2005055136A2 (en) * | 2003-11-26 | 2005-06-16 | Board Of Regents, The University Of Texas System | Method and apparatus for phase-sensitive magnetic resonance imaging |
JP2006075380A (ja) * | 2004-09-10 | 2006-03-23 | Ge Medical Systems Global Technology Co Llc | Mr画像生成方法およびmri装置 |
US20070098298A1 (en) * | 2005-11-02 | 2007-05-03 | The University Of British Columbia | Imaging methods, apparatus, systems, media and signals |
RU2308709C1 (ru) * | 2006-02-26 | 2007-10-20 | Государственное образовательное учреждение высшего профессионального образования "Кубанский государственный технологический университет" (ГОУВПО "КубГТУ") | Способ определения содержания жира в маргарине |
US7592810B2 (en) * | 2006-04-25 | 2009-09-22 | The Board Of Trustees Of The Leland Stanford Junior University | MRI methods for combining separate species and quantifying a species |
US7486074B2 (en) * | 2006-04-25 | 2009-02-03 | The Board Of Trustees Of The Leland Stanford Junior University | Self-calibration methods for parallel imaging and multipoint water-fat separation methods |
US7646198B2 (en) | 2007-03-09 | 2010-01-12 | Case Western Reserve University | Methods for fat signal suppression in magnetic resonance imaging |
US8000769B2 (en) * | 2007-10-24 | 2011-08-16 | Wisconsin Alumni Research Foundation | Methods for fat quantification with correction for noise bias |
US8030923B2 (en) * | 2009-03-31 | 2011-10-04 | General Electric Company | Method and system to perform phase correction for species separation in magnetic resonance imaging |
-
2010
- 2010-02-19 CN CN201080015528.6A patent/CN102369454B/zh active Active
- 2010-02-19 EP EP10716627.4A patent/EP2414860B1/en active Active
- 2010-02-19 US US13/257,315 patent/US8774475B2/en active Active
- 2010-02-19 WO PCT/IB2010/050745 patent/WO2010113048A1/en active Application Filing
- 2010-02-19 JP JP2012502833A patent/JP5676559B2/ja active Active
- 2010-02-19 BR BRPI1006422A patent/BRPI1006422A2/pt not_active Application Discontinuation
- 2010-02-19 RU RU2011143800/28A patent/RU2521751C2/ru active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2414860B1 (en) * | 2009-03-30 | 2013-04-17 | Koninklijke Philips Electronics N.V. | Two-point dixon technique with flexible choice of echo times |
US8774475B2 (en) * | 2009-03-30 | 2014-07-08 | Koninklijke Philips N.V. | Two-point dixon technique with flexible choice of echo times |
Non-Patent Citations (1)
Title |
---|
JPN6014010731; Qing-San Xiang: '"Two-Point Water-Fat Imaging With Partially-Opposed-Phase (POP) Acquisition: An Asymmetric Dixon Met' Magnetic Resonance in Medicine Vol.56,Issue3, 20060807, pp.572-584 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014511750A (ja) * | 2011-04-21 | 2014-05-19 | コーニンクレッカ フィリップス エヌ ヴェ | 脂肪抑制のために化学シフト・エンコードを用いるコントラスト増強磁気共鳴血管造影法 |
KR101502103B1 (ko) * | 2013-01-30 | 2015-03-12 | 삼성전자 주식회사 | 자기공명영상장치 및 자화강조영상법 |
US9664764B2 (en) | 2013-01-30 | 2017-05-30 | Samsung Electronics Co., Ltd. | Magnetic resonance imaging apparatus and susceptibility-weighted imaging method using the same |
CN105339804A (zh) * | 2013-06-20 | 2016-02-17 | 皇家飞利浦有限公司 | 根据MR Dixon数据的皮质骨分割 |
Also Published As
Publication number | Publication date |
---|---|
EP2414860B1 (en) | 2013-04-17 |
BRPI1006422A2 (pt) | 2020-01-28 |
JP5676559B2 (ja) | 2015-02-25 |
CN102369454A (zh) | 2012-03-07 |
RU2011143800A (ru) | 2013-05-10 |
RU2521751C2 (ru) | 2014-07-10 |
WO2010113048A1 (en) | 2010-10-07 |
US20120008847A1 (en) | 2012-01-12 |
EP2414860A1 (en) | 2012-02-08 |
CN102369454B (zh) | 2015-01-28 |
US8774475B2 (en) | 2014-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5676559B2 (ja) | エコー時間の柔軟な選択を有する2ポイントDixon技術 | |
Morton et al. | Inter-study reproducibility of cardiovascular magnetic resonance myocardial feature tracking | |
Stankovic et al. | Reproducibility study of four‐dimensional flow MRI of arterial and portal venous liver hemodynamics: Influence of spatio‐temporal resolution | |
US10215827B2 (en) | Method to measure tissue texture using NMR spectroscopy to identify the chemical species of component textural elements in a targeted region of tissue | |
JP6041356B2 (ja) | 画像解析装置、画像解析装置の作動方法及び画像解析プログラム | |
JP6581584B2 (ja) | 水/脂肪分離を用いた位相感応型反転回復mri | |
JP6713988B2 (ja) | 血流アーチファクトを抑制させたDixonMR撮像 | |
Suever et al. | Right ventricular strain, torsion, and dyssynchrony in healthy subjects using 3D spiral cine DENSE magnetic resonance imaging | |
Sieren et al. | Comparison of 4D Flow MRI to 2D Flow MRI in the pulmonary arteries in healthy volunteers and patients with pulmonary hypertension | |
Steeden et al. | Self‐navigated tissue phase mapping using a golden‐angle spiral acquisition—proof of concept in patients with pulmonary hypertension | |
Peters et al. | 3D breath‐held cardiac function with projection reconstruction in steady state free precession validated using 2D cine MRI | |
Pennig et al. | Clinical application of free-breathing 3D whole heart late gadolinium enhancement cardiovascular magnetic resonance with high isotropic spatial resolution using Compressed SENSE | |
Rydell et al. | Phase sensitive reconstruction for water/fat separation in MR imaging using inverse gradient | |
Shahzad et al. | Quantification of aortic pulse wave velocity from a population based cohort: a fully automatic method | |
Hoodeshenas et al. | Magnetic resonance elastography in primary sclerosing cholangitis: interobserver agreement for liver stiffness measurement with manual and automated methods | |
Wong et al. | Atherosclerosis imaging using 3D black blood TSE SPACE vs 2D TSE | |
Westenberg et al. | Accurate and reproducible mitral valvular blood flow measurement with three‐directional velocity‐encoded magnetic resonance imaging | |
Starekova et al. | Improved free-breathing liver fat and iron quantification using a 2D chemical shift–encoded MRI with flip angle modulation and motion-corrected averaging | |
Deoni et al. | Synthetic T1-weighted brain image generation with incorporated coil intensity correction using DESPOT1 | |
Itatani et al. | Clinical impact of 3-dimensional balanced turbo-field-echo magnetic resonance cholangiopancreatography at 3 T: prospective intraindividual comparison with 3-dimensional turbo-spin-echo magnetic resonance cholangiopancreatography | |
JP7289522B2 (ja) | 撮影装置 | |
JP6230882B2 (ja) | 磁気共鳴イメージング装置及びエコー時間設定方法 | |
Ning et al. | Free‐breathing three‐dimensional isotropic‐resolution MR sequence for simultaneous vessel wall imaging of bilateral renal arteries and abdominal aorta: Feasibility and reproducibility | |
Olson et al. | Quantitative MRI biomarkers of diffuse liver disease | |
Sun et al. | Deep learning-based prediction of intra-cardiac blood flow in long-axis cine magnetic resonance imaging |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130215 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140226 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140318 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140616 |
|
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: 20141202 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20141225 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5676559 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
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 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |