JP4780788B2 - Led灯具ユニット - Google Patents
Led灯具ユニット Download PDFInfo
- Publication number
- JP4780788B2 JP4780788B2 JP2007021555A JP2007021555A JP4780788B2 JP 4780788 B2 JP4780788 B2 JP 4780788B2 JP 2007021555 A JP2007021555 A JP 2007021555A JP 2007021555 A JP2007021555 A JP 2007021555A JP 4780788 B2 JP4780788 B2 JP 4780788B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- guide plate
- light guide
- lamp unit
- led lamp
- 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 - Fee Related
Links
- 238000009792 diffusion process Methods 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 description 19
- 238000004049 embossing Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Description
2 LED
3 導光板
4 反射板
5 一端面
6 他端面
7 折曲部
8 反射面
9 平面
10 光拡散模様
11 平面
12 平板部
13 反射面
14 湾曲面
15 レンズ部
16 灯具ユニット
17 車両用灯具
Claims (4)
- 夫々の光軸方向を互いに平行にして並設された複数のLEDと、
少なくとも1つの端面に沿って前記LEDが配設された導光板と、
前記導光板の一方の平面側に配設された反射板を備え、
前記反射板は、該反射板の、前記導光板の前記LEDが配設された側の一端面に対向する他端面の側に位置する端部が、前記他端面側に所定の角度で折り曲げられて折曲部が形成され、少なくとも前記折曲部の折り曲げ方向の面が反射面とされ、
前記導光板の前記他端面から出射して前記反射板の前記折曲部の反射面に至った光は前記反射面で反射されてその反射光が前記導光板の反射板が設けられた反対方向に向けて直接照射されることを特徴とするLED灯具ユニット。 - 前記導光板の前記反射板側の平面に同一形状の複数の光拡散模様が形成され、前記光拡散模様は前記導光板の前記一端面側から前記他端面側に向かうにつれて徐々に配置密度が高くなるか、または徐々に大きさが大きくなるか、または徐々に深さが深くなるかのいずれか、あるいはそれらの組み合わせであることを特徴とする請求項1に記載のLED灯具ユニット。
- 前記光拡散模様は、丸形または多角形のいずれかの模様であることを特徴とする請求項2に記載のLED灯具ユニット。
- 前記導光板の前記LEDが配設された側の一端面は、その一部が前記LEDの並設間隔と同一間隔で形成された、前記LEDの光軸を中心軸とする、前記導光板側に凹んだ2次元曲面状の湾曲面であることを特徴とする請求項1から3のいずれか1項に記載のLED灯具ユニット。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007021555A JP4780788B2 (ja) | 2007-01-31 | 2007-01-31 | Led灯具ユニット |
US12/020,240 US7654721B2 (en) | 2007-01-31 | 2008-01-25 | LED lighting unit and vehicle lamp |
EP08001662A EP1953451A3 (en) | 2007-01-31 | 2008-01-29 | LED lighting unit and vehicle lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007021555A JP4780788B2 (ja) | 2007-01-31 | 2007-01-31 | Led灯具ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008186786A JP2008186786A (ja) | 2008-08-14 |
JP4780788B2 true JP4780788B2 (ja) | 2011-09-28 |
Family
ID=39491380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007021555A Expired - Fee Related JP4780788B2 (ja) | 2007-01-31 | 2007-01-31 | Led灯具ユニット |
Country Status (3)
Country | Link |
---|---|
US (1) | US7654721B2 (ja) |
EP (1) | EP1953451A3 (ja) |
JP (1) | JP4780788B2 (ja) |
Families Citing this family (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4831109B2 (ja) * | 2008-04-08 | 2011-12-07 | 豊田合成株式会社 | 車両室内用照明装置 |
JP5275776B2 (ja) * | 2008-12-17 | 2013-08-28 | 株式会社小糸製作所 | 車両用灯具 |
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US8317376B2 (en) * | 2009-03-27 | 2012-11-27 | Magna Mirrors Of America, Inc. | Illuminated bezel of charge port for electric vehicle |
CN101936465B (zh) * | 2009-07-01 | 2013-07-03 | 富准精密工业(深圳)有限公司 | 发光二极管灯具 |
FR2953781B1 (fr) * | 2009-12-11 | 2016-02-26 | Automotive Lighting Rear Lamps France | Dispositif pour feu de signalisation de vehicule automobile |
CN102235585B (zh) * | 2010-04-20 | 2014-04-02 | 上海广茂达光艺科技股份有限公司 | 实现钻石图案的景观灯具及其使用方法 |
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US20130100700A1 (en) * | 2010-06-30 | 2013-04-25 | Sharp Kabushiki Kaisha | Light-emitting device and cultivation method |
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JP5651025B2 (ja) * | 2011-01-20 | 2015-01-07 | 本田技研工業株式会社 | ヘッドライト |
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EP2559934A1 (de) * | 2011-08-16 | 2013-02-20 | Odelo GmbH | Leuchtmittel, Kraftfahrzeugleuchte und Verfahren zur Erzeugung einer Lichtfunktion |
CN102606951A (zh) * | 2012-03-06 | 2012-07-25 | 昆山市诚泰电气股份有限公司 | Led平板灯 |
CN102705728B (zh) * | 2012-05-09 | 2014-01-08 | 成都兰普斯照明技术研究所 | 一种光学灯罩式led灯具 |
JP2013257947A (ja) * | 2012-06-11 | 2013-12-26 | Stanley Electric Co Ltd | 車両用灯具 |
FR2995969A1 (fr) * | 2012-09-26 | 2014-03-28 | Valeo Vision | Systeme optique de vehicule automobile comprenant une nappe de guidage de lumiere |
JP5996395B2 (ja) * | 2012-11-22 | 2016-09-21 | スタンレー電気株式会社 | 車両用灯具 |
JP2014123007A (ja) * | 2012-12-21 | 2014-07-03 | Nippon Seiki Co Ltd | ヘッドアップディスプレイ装置 |
US9599308B2 (en) | 2012-12-28 | 2017-03-21 | 3M Innovative Properties Company | Hybrid taillight article |
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US10162098B2 (en) | 2013-02-13 | 2018-12-25 | Quarkstar Llc | Solid-state luminaire |
WO2014156668A1 (ja) * | 2013-03-27 | 2014-10-02 | 株式会社小糸製作所 | 車輌用灯具 |
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WO2014199563A1 (ja) * | 2013-06-11 | 2014-12-18 | 株式会社小糸製作所 | 車両用灯具 |
FR3013420B1 (fr) * | 2013-11-18 | 2018-10-26 | Automotive Lighting Rear Lamps France | Systeme d'eclairage et/ou de signalisation avec guides pour vehicule automobile |
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DE102015105266A1 (de) * | 2015-04-08 | 2016-10-13 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Beleuchtungsanordnung für ein Fahrzeugheck |
US10597097B2 (en) | 2015-09-07 | 2020-03-24 | Sabic Global Technologies B.V. | Aerodynamic features of plastic glazing of tailgates |
WO2017042698A1 (en) | 2015-09-07 | 2017-03-16 | Sabic Global Technologies B.V. | Surfaces of plastic glazing of tailgates |
US11267173B2 (en) | 2015-09-07 | 2022-03-08 | Sabic Global Technologies B.V. | Molding of plastic glazing of tailgates |
CN108136633B (zh) | 2015-09-07 | 2021-02-05 | 沙特基础工业全球技术公司 | 具有塑料玻璃的后挡板的照明系统 |
KR102215029B1 (ko) | 2015-11-23 | 2021-02-15 | 사빅 글로벌 테크놀러지스 비.브이. | 플라스틱 글레이징을 갖는 윈도우를 위한 라이팅 시스템 |
KR20170088019A (ko) * | 2016-01-22 | 2017-08-01 | 현대모비스 주식회사 | 자동차의 조명장치 |
TWI612251B (zh) * | 2017-01-03 | 2018-01-21 | 聯嘉光電股份有限公司 | 發光裝置 |
CN109237421A (zh) * | 2017-05-19 | 2019-01-18 | 市光法雷奥(佛山)汽车照明系统有限公司 | 用于机动车辆的发光装置 |
US10809436B2 (en) | 2017-05-31 | 2020-10-20 | Lumileds Llc | Shaping input surfaces of LED light-guides for increased light extraction efficiency |
WO2019037803A1 (en) | 2017-08-22 | 2019-02-28 | Varroc Lighting Systems, s.r.o. | LUMINOUS DEVICE OF A MOTOR VEHICLE |
PL3502552T3 (pl) * | 2017-12-21 | 2022-12-12 | Marelli Automotive Lighting Italy S.p.A. | Lampa pojazdu z częściami o różnych poziomach luminancji |
CN108561847A (zh) | 2018-02-13 | 2018-09-21 | 上海小糸车灯有限公司 | 一种车灯系统与车灯 |
JP7023780B2 (ja) * | 2018-04-19 | 2022-02-22 | スタンレー電気株式会社 | 車両用灯具 |
US11313526B2 (en) | 2018-05-18 | 2022-04-26 | Mitsubishi Electric Corporation | Lighting unit and lighting fixture |
DE102019210283A1 (de) | 2018-08-13 | 2020-02-13 | Magna Mirrors Holding Gmbh | Außenrückspiegelanordnung mit integrierter Batterieladeanzeigefunktion |
JP2020038769A (ja) * | 2018-09-03 | 2020-03-12 | スタンレー電気株式会社 | 車両用灯具 |
DE102018215988A1 (de) * | 2018-09-19 | 2020-03-19 | Volkswagen Aktiengesellschaft | Lichtmodul, insbesondere zur Verwendung in einer Beleuchtungsvorrichtung für ein Kraftfahrzeug |
JP7119915B2 (ja) * | 2018-10-31 | 2022-08-17 | オムロン株式会社 | 発光装置 |
JP7205194B2 (ja) * | 2018-11-22 | 2023-01-17 | マツダ株式会社 | 車両用灯具 |
JP7205193B2 (ja) * | 2018-11-22 | 2023-01-17 | マツダ株式会社 | 車両用灯具 |
CN113498464B (zh) * | 2019-02-27 | 2025-02-25 | 三菱电机株式会社 | 照明装置、带照明功能的窗和窗用建材 |
KR102141649B1 (ko) | 2019-03-06 | 2020-08-05 | 주식회사 케이티앤지 | 광 가이드부를 포함하는 고정체 및 이를 포함하는 에어로졸 생성 장치 |
FR3095493B1 (fr) * | 2019-04-24 | 2021-05-28 | Megnegneau Regis | Dispositif d’éclairage |
US11256018B2 (en) | 2019-07-03 | 2022-02-22 | Varroc Lighting Systems, s.r.o | Light assembly including an illuminating utility segment and a visual stimulant segment |
GB2585687B (en) | 2019-07-11 | 2021-08-18 | Dyson Technology Ltd | Vehicle lamps |
JP7341327B2 (ja) * | 2020-04-10 | 2023-09-08 | 三菱電機株式会社 | 空気調和機および制御システム |
CN112550142B (zh) * | 2020-10-09 | 2022-11-18 | 浙江零跑科技股份有限公司 | 一种星空氛围灯及实现方法 |
WO2023212585A1 (en) * | 2022-04-26 | 2023-11-02 | Valeo Vision | Bi-directional light guide for a vehicle lamp |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0636001U (ja) * | 1992-10-12 | 1994-05-13 | 株式会社小糸製作所 | 液晶表示装置 |
EP0881426B1 (en) * | 1996-10-25 | 2006-01-18 | Omron Corporation | Surface light source and liquid crystal display, portable telephone and information terminal employing the surface light source |
US6104455A (en) * | 1997-08-27 | 2000-08-15 | Dai Nippon Printing Co., Ltd. | Back light device and liquid crystal display apparatus |
JP2001093317A (ja) * | 1999-09-21 | 2001-04-06 | Sanyo Electric Co Ltd | バックライト装置 |
JP2002133907A (ja) * | 2000-10-25 | 2002-05-10 | Seiko Epson Corp | 照明装置及びそれを用いた液晶装置 |
DE10123263B4 (de) * | 2001-05-12 | 2005-12-08 | Daimlerchrysler Ag | Lichtleitsystem für den Innenraum eines Kraftfahrzeugs |
US7001058B2 (en) * | 2001-05-16 | 2006-02-21 | Ben-Zion Inditsky | Ultra-thin backlight |
JP3634831B2 (ja) * | 2002-10-21 | 2005-03-30 | 北川工業株式会社 | 導光構造 |
US20070006493A1 (en) * | 2003-05-12 | 2007-01-11 | Arnold Eberwein | Illuminated license plate for vehicles and vehicle provided with the same |
JP4341010B2 (ja) * | 2003-06-09 | 2009-10-07 | スタンレー電気株式会社 | 面光源装置及び導光部材 |
KR20060030350A (ko) * | 2004-10-05 | 2006-04-10 | 삼성전자주식회사 | 백색광 발생 유닛, 이를 갖는 백라이트 어셈블리 및 이를갖는 액정표시장치 |
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2007
- 2007-01-31 JP JP2007021555A patent/JP4780788B2/ja not_active Expired - Fee Related
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2008
- 2008-01-25 US US12/020,240 patent/US7654721B2/en not_active Expired - Fee Related
- 2008-01-29 EP EP08001662A patent/EP1953451A3/en not_active Ceased
Also Published As
Publication number | Publication date |
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EP1953451A3 (en) | 2012-01-11 |
US7654721B2 (en) | 2010-02-02 |
EP1953451A2 (en) | 2008-08-06 |
US20080186726A1 (en) | 2008-08-07 |
JP2008186786A (ja) | 2008-08-14 |
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