JP2013524278A - 表面ディスプレイのための表示の明るさの改善 - Google Patents

表面ディスプレイのための表示の明るさの改善 Download PDF

Info

Publication number
JP2013524278A
JP2013524278A JP2013502744A JP2013502744A JP2013524278A JP 2013524278 A JP2013524278 A JP 2013524278A JP 2013502744 A JP2013502744 A JP 2013502744A JP 2013502744 A JP2013502744 A JP 2013502744A JP 2013524278 A JP2013524278 A JP 2013524278A
Authority
JP
Japan
Prior art keywords
display panel
light
array
intensity profile
substrate
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.)
Pending
Application number
JP2013502744A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013524278A5 (enExample
Inventor
パウエル，カールトン
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.)
Microsoft Corp
Original Assignee
Microsoft Corp
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 Microsoft Corp filed Critical Microsoft Corp
Publication of JP2013524278A publication Critical patent/JP2013524278A/ja
Publication of JP2013524278A5 publication Critical patent/JP2013524278A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133526—Lenses, e.g. microlenses or Fresnel lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP2013502744A 2010-04-01 2011-03-29 表面ディスプレイのための表示の明るさの改善 Pending JP2013524278A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/752,741 2010-04-01
US12/752,741 US20110241977A1 (en) 2010-04-01 2010-04-01 Enhanced viewing brightness for surface display
PCT/US2011/030295 WO2011123429A2 (en) 2010-04-01 2011-03-29 Enhanced viewing brightness for surface display

Publications (2)

Publication Number Publication Date
JP2013524278A true JP2013524278A (ja) 2013-06-17
JP2013524278A5 JP2013524278A5 (enExample) 2014-04-03

Family

ID=44709022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013502744A Pending JP2013524278A (ja) 2010-04-01 2011-03-29 表面ディスプレイのための表示の明るさの改善

Country Status (6)

Country Link
US (1) US20110241977A1 (enExample)
EP (1) EP2553521A4 (enExample)
JP (1) JP2013524278A (enExample)
KR (1) KR20130018726A (enExample)
CN (1) CN102822730A (enExample)
WO (1) WO2011123429A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5545068B2 (ja) * 2010-06-25 2014-07-09 ソニー株式会社 光源デバイスおよび立体表示装置
TWI511003B (zh) * 2011-12-05 2015-12-01 Wistron Corp 光學觸控裝置及其邊框
US8717660B2 (en) * 2012-07-03 2014-05-06 Qualcomm Mems Technologies, Inc. Annulus scattering diffuser for reflective display
US9387651B2 (en) 2012-09-26 2016-07-12 Corning Incorporated Methods for producing ion exchanged glass and resulting apparatus
US20140087193A1 (en) * 2012-09-26 2014-03-27 Jeffrey Scott Cites Methods for producing ion exchanged glass and resulting apparatus
US9576399B2 (en) 2014-12-23 2017-02-21 Meta Company Apparatuses, methods and systems coupling visual accommodation and visual convergence to the same plane at any depth of an object of interest

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0687936U (ja) * 1993-05-07 1994-12-22 株式会社エンプラス 面光源装置
JPH11258698A (ja) * 1998-03-11 1999-09-24 Omron Corp 画像表示装置及び光拡散シート
JPH11271765A (ja) * 1998-01-26 1999-10-08 Mitsubishi Chemical Corp 面光源装置
JP2000206318A (ja) * 1999-01-19 2000-07-28 Keiwa Inc 光路制御拡散シート及びこれを用いたバックライトユニット
JP2002139729A (ja) * 2000-10-31 2002-05-17 Sony Corp 液晶表示装置
JP2007264393A (ja) * 2006-03-29 2007-10-11 Sony Corp 液晶表示装置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2651219C3 (de) * 1976-11-10 1980-11-13 Minox Gmbh, 6300 Giessen Betrachtungsgerät für Filmvorlagen
JPH0695112A (ja) * 1992-09-16 1994-04-08 Hitachi Ltd プリズムプレートおよびそれを用いた情報表示装置
US5563738A (en) * 1993-09-03 1996-10-08 Jenmar Visual Systems Light transmitting and dispersing filter having low reflectance
WO1995017699A1 (en) * 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Reflective polarizer display
JPH10293212A (ja) * 1997-02-18 1998-11-04 Dainippon Printing Co Ltd バックライト及び液晶表示装置
US6624934B1 (en) 1999-06-18 2003-09-23 3M Innovative Properties Company Projection screen using variable power lenticular lens for asymmetric viewing angle
JP2002267812A (ja) * 2001-03-13 2002-09-18 Daicel Chem Ind Ltd 光散乱フィルム及びそれを用いた液晶表示装置
JP2003121609A (ja) * 2001-10-11 2003-04-23 Hitachi Ltd 光学シートおよびこれを備えた表示装置
TWI258023B (en) * 2001-11-07 2006-07-11 Ibm A prism sheet, a back-light unit using said prism sheet, and a transmission type liquid crystal display device
KR100897745B1 (ko) * 2002-06-26 2009-05-15 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치
WO2004021052A1 (ja) * 2002-08-30 2004-03-11 Kimoto Co., Ltd. 光制御フィルム
JP4225132B2 (ja) * 2003-06-24 2009-02-18 カシオ計算機株式会社 液晶表示装置
US8154686B2 (en) * 2004-01-20 2012-04-10 Sharp Kabushiki Kaisha Directional backlight, a multiple view display and a multi-direction display
US7645058B2 (en) * 2004-02-26 2010-01-12 Takiron Co., Ltd. Light diffusing sheet and backlight unit using the light diffusing sheet
KR20060016518A (ko) * 2004-08-18 2006-02-22 삼성전자주식회사 표시장치
US20060182409A1 (en) * 2005-02-11 2006-08-17 Eastman Kodak Company Optical films of differing refractive indices
DE112006001683T5 (de) * 2005-06-24 2008-05-15 Idemitsu Kosan Co. Ltd. Lichtdiffusionsplatte und Beleuchtungsvorrichtung, die sie verwendet
WO2007027521A1 (en) * 2005-08-27 2007-03-08 3M Innovative Properties Company Illumination assembly and system
US7466373B2 (en) * 2006-01-03 2008-12-16 Polytronix, Inc. Flat panel displays with primary viewing envelopes away from displyay panel normal
DE102008021721A1 (de) * 2007-05-08 2008-11-27 Citizen Electronics Co., Ltd., Fujiyoshida-shi Optisches Bauteil, Hintergrundbeleuchtungseinheit und Anzeigevorrichtung
EP2255231A1 (en) * 2008-02-07 2010-12-01 3M Innovative Properties Company Hollow backlight with structured films
US8177382B2 (en) * 2008-03-11 2012-05-15 Cree, Inc. Apparatus and methods for multiplanar optical diffusers and display panels for using the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0687936U (ja) * 1993-05-07 1994-12-22 株式会社エンプラス 面光源装置
JPH11271765A (ja) * 1998-01-26 1999-10-08 Mitsubishi Chemical Corp 面光源装置
JPH11258698A (ja) * 1998-03-11 1999-09-24 Omron Corp 画像表示装置及び光拡散シート
JP2000206318A (ja) * 1999-01-19 2000-07-28 Keiwa Inc 光路制御拡散シート及びこれを用いたバックライトユニット
JP2002139729A (ja) * 2000-10-31 2002-05-17 Sony Corp 液晶表示装置
JP2007264393A (ja) * 2006-03-29 2007-10-11 Sony Corp 液晶表示装置

Also Published As

Publication number Publication date
WO2011123429A3 (en) 2012-01-26
WO2011123429A2 (en) 2011-10-06
CN102822730A (zh) 2012-12-12
KR20130018726A (ko) 2013-02-25
EP2553521A2 (en) 2013-02-06
US20110241977A1 (en) 2011-10-06
EP2553521A4 (en) 2017-11-22

Similar Documents

Publication Publication Date Title
US8177408B1 (en) Light filtering directional control element and light fixture incorporating the same
CN100460949C (zh) 面光源装置、照明单元及光束控制构件
US6995907B2 (en) Diffusion sheet for use in transmission-type screen and transmission-type screen
US20180203338A1 (en) Illumination Device, Illumination Method, and Video Projection Apparatus Using the Same
US20080304150A1 (en) Screen and projection system using the same
US9890922B2 (en) Light emitting device and backlight source
WO2014209042A1 (en) Baffled micro-optical elements for thin liquid crystal display backlight units
WO2008108971A1 (en) Micro-structure based screen system for use in rear projection array disply systems
JP2013524278A (ja) 表面ディスプレイのための表示の明るさの改善
JPWO2016092724A1 (ja) ヘッドアップディスプレイ、照明装置およびそれを備えた移動体
US20230403377A1 (en) Reflective display
JP2005300907A (ja) スクリーン及びこれを用いた画像投影システム
TW201629588A (zh) 對比增強片及包括該對比增強片的顯示裝置
JP2010164657A (ja) 光学シート、バックライトユニット及びディスプレイ装置
JP5228785B2 (ja) マイクロレンズシート、及びそれを用いたバックライトユニット・ディスプレイ装置
JP5003298B2 (ja) 光学シート、それを用いたバックライトユニット、およびディスプレイ装置
JP2008506154A (ja) 全反射フレネルレンズおよび装置
KR101496505B1 (ko) 프론트 프로젝션 스크린 및 이를 포함하는 프로젝션 시스템
JP2009080357A (ja) 光制御シート及びそれを用いたバックライトユニット、ディスプレイ装置
US7961390B2 (en) Screen of projector
JP2010191105A (ja) スクリーンおよびプロジェクションシステム
CN112711172B (zh) 一种投影屏幕
JP2013025052A (ja) アイリス面空間結像制御型画像表示装置
JP4103734B2 (ja) 映像表示装置
JP4181935B2 (ja) 面光源素子およびそれを用いた表示装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140217

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20140217

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20150128

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20150226

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150430

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20150519

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20150929