DE69629419D1 - Motor mit eingebauten Permanentmagneten - Google Patents
Motor mit eingebauten PermanentmagnetenInfo
- Publication number
- DE69629419D1 DE69629419D1 DE69629419T DE69629419T DE69629419D1 DE 69629419 D1 DE69629419 D1 DE 69629419D1 DE 69629419 T DE69629419 T DE 69629419T DE 69629419 T DE69629419 T DE 69629419T DE 69629419 D1 DE69629419 D1 DE 69629419D1
- Authority
- DE
- Germany
- Prior art keywords
- built
- motor
- permanent magnets
- magnets
- permanent
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13402395 | 1995-05-31 | ||
JP7134023A JP2823817B2 (ja) | 1995-05-31 | 1995-05-31 | 永久磁石埋め込みモータ |
JP7140802A JP2777338B2 (ja) | 1995-06-07 | 1995-06-07 | 永久磁石埋め込みモータ |
JP14080195 | 1995-06-07 | ||
JP14080295 | 1995-06-07 | ||
JP7140801A JP2747436B2 (ja) | 1995-06-07 | 1995-06-07 | 永久磁石付ロータ |
JP14212995 | 1995-06-08 | ||
JP7142129A JPH08336248A (ja) | 1995-06-08 | 1995-06-08 | 永久磁石付ロータ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69629419D1 true DE69629419D1 (de) | 2003-09-18 |
DE69629419T2 DE69629419T2 (de) | 2004-04-01 |
Family
ID=27471798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69629419T Expired - Lifetime DE69629419T2 (de) | 1995-05-31 | 1996-05-30 | Motor mit eingebauten Permanentmagneten |
Country Status (5)
Country | Link |
---|---|
US (1) | US5945760A (de) |
EP (1) | EP0746079B1 (de) |
CN (2) | CN1127191C (de) |
DE (1) | DE69629419T2 (de) |
MY (1) | MY155225A (de) |
Families Citing this family (89)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6084496A (en) * | 1997-06-27 | 2000-07-04 | Matsushita Electric Industrial Co., Ltd. | Magnetizing method for a permanent-magnet motor |
BR9705579A (pt) * | 1997-09-26 | 1999-05-11 | Brasil Compressores Sa | Rotor de motor elétrico e método de produção de rotor de motor elétrico |
BR9706334B1 (pt) * | 1997-12-29 | 2009-08-11 | processo de magnetização dos magnetos permanentes de um rotor de motor elétrico e processo de montagem de motor de compressor hermético. | |
CN1060598C (zh) * | 1998-08-31 | 2001-01-10 | 高风利 | 永磁转子电动机 |
US6274960B1 (en) * | 1998-09-29 | 2001-08-14 | Kabushiki Kaisha Toshiba | Reluctance type rotating machine with permanent magnets |
JP3268762B2 (ja) * | 1998-09-29 | 2002-03-25 | 株式会社東芝 | 回転電機の回転子及びその製造方法 |
JP4089072B2 (ja) * | 1998-10-23 | 2008-05-21 | 三菱電機株式会社 | 永久磁石埋込み形モータ |
GB9903308D0 (en) * | 1999-02-13 | 1999-04-07 | Trw Lucas Varity Electric | Improvements relating to electrical power assisted steering assemblies |
FR2791483B1 (fr) * | 1999-03-22 | 2004-06-25 | Valeo Equip Electr Moteur | Machine tournante comportant des aimants de compositions differentes |
JP3507395B2 (ja) * | 2000-03-03 | 2004-03-15 | 株式会社日立製作所 | 回転電機及びそれを用いた電動車両 |
JP2002010547A (ja) | 2000-06-16 | 2002-01-11 | Yamaha Motor Co Ltd | 永久磁石回転子及びその製造方法 |
JP2002044915A (ja) | 2000-07-27 | 2002-02-08 | Yamaha Motor Co Ltd | 磁石埋込型回転子及び充填方法 |
JP2002078259A (ja) | 2000-08-31 | 2002-03-15 | Yamaha Motor Co Ltd | 永久磁石回転子 |
WO2002043230A2 (en) * | 2000-11-27 | 2002-05-30 | Fecera Frank J | Permanent magnet motor |
JP3707539B2 (ja) * | 2001-03-02 | 2005-10-19 | 日産自動車株式会社 | 電動機または発電機 |
US6815859B2 (en) * | 2001-03-07 | 2004-11-09 | Aisin Seiki Kabushiki Kaisha | Synchronous reluctance motor |
JP2002354767A (ja) * | 2001-05-18 | 2002-12-06 | Sankyo Seiki Mfg Co Ltd | 磁気浮上電動機 |
JP2003032926A (ja) * | 2001-07-10 | 2003-01-31 | Teijin Seiki Co Ltd | 永久磁石型モータ |
JP4680442B2 (ja) * | 2001-08-10 | 2011-05-11 | ヤマハ発動機株式会社 | モータの回転子 |
JP4120208B2 (ja) * | 2001-11-20 | 2008-07-16 | アイシン精機株式会社 | 永久磁石型同期機 |
JP3775328B2 (ja) * | 2002-03-27 | 2006-05-17 | 三菱電機株式会社 | 同期誘導電動機の回転子、圧縮機、同期誘導電動機の回転子の製造方法、同期誘導電動機の回転子用金型 |
US7057323B2 (en) * | 2003-03-27 | 2006-06-06 | Emerson Electric Co. | Modular flux controllable permanent magnet dynamoelectric machine |
JP4070674B2 (ja) * | 2003-07-31 | 2008-04-02 | 株式会社東芝 | リラクタンス型回転電機の回転子 |
US7474029B2 (en) * | 2004-06-14 | 2009-01-06 | General Motors Corporation | Rotor magnet placement in interior permanent magnet machines |
US20060103254A1 (en) * | 2004-11-16 | 2006-05-18 | Horst Gary E | Permanent magnet rotor |
US7436096B2 (en) * | 2005-10-31 | 2008-10-14 | Caterpillar Inc. | Rotor having permanent magnets and axialy-extending channels |
US7436095B2 (en) * | 2005-10-31 | 2008-10-14 | Caterpillar Inc. | Rotary electric machine |
US7504754B2 (en) * | 2005-10-31 | 2009-03-17 | Caterpillar Inc. | Rotor having multiple permanent-magnet pieces in a cavity |
US20070159021A1 (en) * | 2005-12-19 | 2007-07-12 | Emerson Electric Co. | Composite magnet structure for rotor |
US7385328B2 (en) | 2006-05-23 | 2008-06-10 | Reliance Electric Technologies, Llc | Cogging reduction in permanent magnet machines |
WO2007146208A1 (en) * | 2006-06-12 | 2007-12-21 | Remy International, Inc. | Magnet for a dynamoelectric machine, dynamoelectric machine and method |
US7598645B2 (en) * | 2007-05-09 | 2009-10-06 | Uqm Technologies, Inc. | Stress distributing permanent magnet rotor geometry for electric machines |
JP5332137B2 (ja) * | 2007-05-22 | 2013-11-06 | 日産自動車株式会社 | 回転電機 |
US7902711B2 (en) * | 2008-12-09 | 2011-03-08 | GM Global Technology Operations LLC | Methods and apparatus for a permanent magnet machine with segmented ferrite magnets |
US7843100B2 (en) * | 2009-03-18 | 2010-11-30 | Gm Global Technology Operations, Inc. | Methods and apparatus for preventing demagnetization in interior permanent magnet machines |
JP5479978B2 (ja) * | 2010-03-30 | 2014-04-23 | アイシン・エィ・ダブリュ株式会社 | 回転電機 |
FR2959362B1 (fr) * | 2010-04-23 | 2012-05-04 | Valeo Equip Electr Moteur | Rotor de machine electrique tournante avec structures interpolaires |
WO2012008295A1 (ja) * | 2010-07-14 | 2012-01-19 | 株式会社 豊田自動織機 | 永久磁石埋込型回転子及び回転電機 |
US20130127280A1 (en) * | 2010-07-30 | 2013-05-23 | Hitachi, Ltd. | Electric rotating machine and electric vehicle using the same |
FR2973179B1 (fr) * | 2011-03-21 | 2014-09-05 | Renault Sa | Machine electrique a ondulation de couple reduite |
CN102769365A (zh) * | 2011-07-28 | 2012-11-07 | 珠海格力电器股份有限公司 | 永磁同步电机 |
CN102761182B (zh) * | 2011-08-05 | 2013-03-27 | 珠海格力电器股份有限公司 | 电动机转子及具有其的电动机 |
CN102801235B (zh) | 2011-08-05 | 2013-09-18 | 珠海格力电器股份有限公司 | 电动机转子及具有其的电动机 |
CN102790502B (zh) | 2011-08-05 | 2014-03-26 | 珠海格力电器股份有限公司 | 永磁同步电机 |
CN102780291A (zh) * | 2011-08-05 | 2012-11-14 | 珠海格力电器股份有限公司 | 电动机转子及具有其的电动机 |
CN102761183B (zh) * | 2011-08-05 | 2013-06-19 | 珠海格力电器股份有限公司 | 电动机转子及具有其的电动机 |
CN202221930U (zh) * | 2011-08-11 | 2012-05-16 | 中山大洋电机制造有限公司 | 一种电机永磁转子结构 |
CN104011973B (zh) | 2011-12-27 | 2016-10-12 | 三菱电机株式会社 | 电动机 |
CN102790458A (zh) * | 2012-03-05 | 2012-11-21 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机转子及其制造方法和电机 |
CN102769366B (zh) * | 2012-03-05 | 2013-08-14 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机和电机安装方法及具有其的压缩机 |
CN102761221B (zh) * | 2012-03-05 | 2013-04-17 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机及其安装方法 |
CN102761185B (zh) * | 2012-03-05 | 2013-03-27 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机转子及其电机和电机的安装方法 |
CN102761222B (zh) * | 2012-03-05 | 2013-08-07 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机及其转子以及该电机的安装方法 |
CN102780292B (zh) * | 2012-03-05 | 2013-06-19 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机转子及具有其的电机及安装方法 |
CN102769367B (zh) * | 2012-03-05 | 2013-08-14 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁辅助同步磁阻电机及电机的安装方法 |
WO2013187439A1 (ja) * | 2012-06-14 | 2013-12-19 | ダイキン工業株式会社 | 埋込磁石型回転電機 |
CN103580322A (zh) * | 2012-07-24 | 2014-02-12 | 广东美芝精密制造有限公司 | 一种压缩机用永磁电机转子结构 |
CN102769348A (zh) * | 2012-07-26 | 2012-11-07 | 岳群生 | 一种径向式永磁同步电动机转子的优化设计方法 |
EP2887503B1 (de) * | 2012-08-16 | 2018-11-14 | Mitsuba Corporation | Rotor zur verwendung in einem magnetgestützten reluktanzmotor und bürstenloser motor |
FR2995469B1 (fr) | 2012-09-13 | 2017-04-21 | Moteurs Leroy-Somer | Rotor de machine electrique tournante, comportant une masse rotorique dans laquelle sont menages des logements. |
WO2014045445A1 (ja) * | 2012-09-24 | 2014-03-27 | 三菱電機株式会社 | 永久磁石埋込型電動機 |
JP2014072995A (ja) | 2012-09-28 | 2014-04-21 | Suzuki Motor Corp | Ipm型電動回転機 |
DE102013219106B4 (de) | 2012-09-28 | 2020-08-06 | Suzuki Motor Corporation | Elektrische drehmaschine mit innenliegenden dauermagneten |
DE102013219260B4 (de) | 2012-09-28 | 2020-08-06 | Suzuki Motor Corporation | Elektrische Drehmaschine mit innenliegenden Dauermagneten |
DE102013219067B4 (de) | 2012-09-28 | 2020-08-06 | Suzuki Motor Corporation | Elektrische drehmaschine mit innenliegenden dauermagneten |
DE102013219022B4 (de) | 2012-09-28 | 2020-08-06 | Suzuki Motor Corporation | Elektrische Drehmaschine mit innenliegenden Dauermagneten |
DE102013219222B4 (de) | 2012-09-28 | 2020-08-06 | Suzuki Motor Corporation | Elektrische Drehmaschine mit innenliegenden Dauermagneten |
DE102013219058B4 (de) | 2012-09-28 | 2020-07-09 | Suzuki Motor Corporation | Elektrische drehmaschine mit innenliegenden dauermagneten |
KR20190018046A (ko) * | 2012-09-29 | 2019-02-20 | 에머슨 일렉트릭 컴파니 | 분할형 자석 구조를 가진 로터와 관련 발전기 및 컴프레서 |
JP5958305B2 (ja) | 2012-11-29 | 2016-07-27 | スズキ株式会社 | Ipm型電動回転機 |
JP6064207B2 (ja) * | 2012-12-17 | 2017-01-25 | 株式会社ミツバ | ブラシレスモータ制御方法及びブラシレスモータ制御装置並びに電動パワーステアリング装置 |
US9130422B2 (en) * | 2013-03-08 | 2015-09-08 | GM Global Technology Operations LLC | Interior permanent magnet machine having a mixed rare earth magnet and ferrite magnet rotor |
JP6215041B2 (ja) * | 2013-12-20 | 2017-10-18 | U−Mhiプラテック株式会社 | モータ |
CN104600937B (zh) * | 2013-12-24 | 2016-03-09 | 珠海格力节能环保制冷技术研究中心有限公司 | 同步磁阻电机 |
CN104600938B (zh) * | 2013-12-25 | 2016-03-09 | 珠海格力节能环保制冷技术研究中心有限公司 | 永磁电机 |
TWI679658B (zh) | 2015-03-24 | 2019-12-11 | 日商日東電工股份有限公司 | 稀土類永久磁石及具有稀土類永久磁石之旋轉機 |
TWI751968B (zh) | 2015-03-24 | 2022-01-11 | 日商日東電工股份有限公司 | 稀土類永久磁石形成用燒結體及具有稀土類永久磁石之旋轉電機 |
US9899902B2 (en) * | 2015-05-18 | 2018-02-20 | GM Global Technology Operations LLC | Pole to pole variation in shape of injection molded magnets of internal permanent magnet machines |
KR101633014B1 (ko) * | 2016-01-14 | 2016-06-23 | 노순창 | 코깅 토르크를 최소화하는 영구자석 회전장치와 이를 이용한 영구자석발전기 및 영구자석전동기 |
DE102016220891A1 (de) * | 2016-10-24 | 2018-04-26 | Robert Bosch Gmbh | Regelsystem für eine Synchronmaschine und Verfahren zum Betreiben einer Synchronmaschine |
JP2018153047A (ja) * | 2017-03-14 | 2018-09-27 | 本田技研工業株式会社 | 回転電機のロータ |
FR3067880B1 (fr) * | 2017-06-15 | 2020-07-17 | Moteurs Leroy-Somer | Machine electrique tournante |
TWM576750U (zh) | 2017-07-25 | 2019-04-11 | 美商米沃奇電子工具公司 | 電氣組合物、電動化裝置系統、電池組、電馬達、馬達總成及電馬達總成 |
CN107508396A (zh) * | 2017-08-10 | 2017-12-22 | 珠海格力节能环保制冷技术研究中心有限公司 | 转子组件和电机 |
JP6975129B2 (ja) * | 2018-12-27 | 2021-12-01 | 本田技研工業株式会社 | 回転電機のロータ |
WO2020172180A1 (en) | 2019-02-18 | 2020-08-27 | Milwaukee Electric Tool Corporation | Impact tool |
CN110943558B (zh) * | 2019-12-09 | 2022-04-08 | 珠海格力电器股份有限公司 | 电机转子、磁阻电机和电动汽车 |
CN111555478B (zh) * | 2020-05-26 | 2021-06-18 | 安徽美芝精密制造有限公司 | 电机、压缩机和制冷设备 |
CN111725926A (zh) * | 2020-08-04 | 2020-09-29 | 珠海格力电器股份有限公司 | 单相永磁自起动电机及具有其的电动设备 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2939025A (en) * | 1955-01-10 | 1960-05-31 | Lido Land Co | Electric motor |
GB1114562A (en) * | 1965-04-15 | 1968-05-22 | Nat Res Dev | Rotor for a dynamo-electric machine |
US4358697A (en) * | 1981-08-19 | 1982-11-09 | Siemens-Allis, Inc. | Two-pole permanent magnet synchronous motor rotor |
EP0126997B1 (de) * | 1983-05-02 | 1989-01-25 | Herbert Prof. Dr. Weh | Elektrischer Antrieb |
US4939398A (en) * | 1986-10-06 | 1990-07-03 | Emerson Electric Co. | Laminated assemblies with in situ molded magnets |
IT1219228B (it) * | 1988-04-21 | 1990-05-03 | Antonino Fratta | Macchina elettrica sincrona a riluttanza dotata di mezzi di rifasamento intrinseco |
US5191256A (en) * | 1989-12-15 | 1993-03-02 | American Motion Systems | Interior magnet rotary machine |
JPH0638415A (ja) * | 1992-07-22 | 1994-02-10 | Hitachi Metals Ltd | 永久磁石式ロータ |
US5679995A (en) * | 1992-08-12 | 1997-10-21 | Seiko Epson Corporation | Permanent magnet rotor of brushless motor |
JP2768156B2 (ja) * | 1992-08-21 | 1998-06-25 | ダイキン工業株式会社 | ロータリー圧縮機 |
CN1034378C (zh) * | 1993-05-26 | 1997-03-26 | 株式会社东芝 | 永磁式电动机 |
US5510662A (en) * | 1993-05-26 | 1996-04-23 | Kabushiki Kaisha Toshiba | Permanent magnet motor |
JPH0799745A (ja) * | 1993-09-27 | 1995-04-11 | Toshiba Corp | 回転子 |
JP3431991B2 (ja) * | 1994-05-02 | 2003-07-28 | オークマ株式会社 | 同期電動機 |
-
1996
- 1996-05-30 EP EP96108636A patent/EP0746079B1/de not_active Expired - Lifetime
- 1996-05-30 MY MYPI96002094A patent/MY155225A/en unknown
- 1996-05-30 DE DE69629419T patent/DE69629419T2/de not_active Expired - Lifetime
- 1996-05-31 CN CN96110043A patent/CN1127191C/zh not_active Expired - Fee Related
- 1996-05-31 CN CNB031548806A patent/CN100525010C/zh not_active Expired - Fee Related
-
1997
- 1997-09-12 US US08/928,086 patent/US5945760A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN100525010C (zh) | 2009-08-05 |
CN1149778A (zh) | 1997-05-14 |
DE69629419T2 (de) | 2004-04-01 |
CN1505239A (zh) | 2004-06-16 |
EP0746079A3 (de) | 1998-03-25 |
US5945760A (en) | 1999-08-31 |
MY155225A (en) | 2015-09-30 |
CN1127191C (zh) | 2003-11-05 |
EP0746079A2 (de) | 1996-12-04 |
EP0746079B1 (de) | 2003-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69629419D1 (de) | Motor mit eingebauten Permanentmagneten | |
DE69840793D1 (de) | Synchronmotor mit dauermagneten | |
DE69833081D1 (de) | Motor mit innerem Permanentmagnetrotor | |
DE69823239D1 (de) | Permanentmagnet-Synchronmotor | |
NO974345D0 (no) | Dobbelt-utpreget permanentmagnetmaskin | |
DE69725231D1 (de) | Einphasiger Permanentmagnetmotor | |
DE69613061D1 (de) | Magnetkreisanordnung mit einander gegenüberliegenden Permanentmagneten | |
DE69402664D1 (de) | Dauermagnetläufer | |
DE69510614T2 (de) | Supraleitender magnet | |
DE10084652T1 (de) | Motor mit Dauermagnet | |
DE69513743D1 (de) | Magnet | |
DE69501858D1 (de) | Magnet mit Polflächen | |
DE69836309D1 (de) | Permanentmagnetanordnung | |
SG42409A1 (en) | Motor with built-in permanent magnets | |
DE59914772D1 (de) | Dauermagneterregter kleinmotor | |
DE9413430U1 (de) | Spezialmagnet | |
DE69703486D1 (de) | Magnetenanordnung | |
KR970008036U (ko) | 영구자석이 형성된 남비 | |
DE69717703T2 (de) | Magnetmotor | |
KR970012165U (ko) | 영구자석이 형성된 수저 | |
DE69519797D1 (de) | Magnetantrieb mit Permanentmagnet | |
KR960035712U (ko) | 영구자석형 전동기 | |
SE9400144D0 (sv) | Magnetmotor | |
BR9606514A (pt) | Magneto permanente | |
ITLT930004A0 (it) | Motomagnete |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |