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Patents Grants
last 30 patents
Information
Patent Grant
Permanent magnet synchronous motor including permanent magnet with...
Patent number
7,411,329
Issue date
Aug 12, 2008
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet synchronous motor including permanent magnet with...
Patent number
7,408,279
Issue date
Aug 5, 2008
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet synchronous motor
Patent number
7,233,092
Issue date
Jun 19, 2007
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor
Patent number
6,952,064
Issue date
Oct 4, 2005
Matsushita Electric Industrial Co., Ltd.
Hideharu Hiwaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet synchronous motor
Patent number
6,940,205
Issue date
Sep 6, 2005
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor and method for manufacturing the same
Patent number
6,799,362
Issue date
Oct 5, 2004
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor with permanent magnet
Patent number
6,583,531
Issue date
Jun 24, 2003
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Compressor and electric motor
Patent number
6,544,009
Issue date
Apr 8, 2003
Matsushita Electric Industrial Co., Ltd.
Masahiko Makino
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Compressor and an electric motor with an insulative, non-conductive...
Patent number
6,517,328
Issue date
Feb 11, 2003
Matsushita Electric Industrial Co., Ltd.
Masahiko Makino
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Magnetizing method for a permanent-magnet motor
Patent number
6,396,374
Issue date
May 28, 2002
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Magnetizing method for a permanent-magnet motor
Patent number
6,232,862
Issue date
May 15, 2001
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor using rotor including interior permanent magnet, and apparatu...
Patent number
6,218,753
Issue date
Apr 17, 2001
Matsushita Electric Industrial C., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Magnetizing method for rotor magnet of reluctance magnet motor
Patent number
6,101,081
Issue date
Aug 8, 2000
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor using a rotor including an interior permanent magnet
Patent number
6,008,559
Issue date
Dec 28, 1999
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Brushless motor with rotor position detection compensation caused b...
Patent number
5,982,133
Issue date
Nov 9, 1999
Matsushita Electric Industrial Co., Ltd.
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor with built-in permanent magnets
Patent number
5,945,760
Issue date
Aug 31, 1999
Matsushita Electric Industrial Co., Ltd.
Yukio Honda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Direct current motor having a decreasing cogging torque
Patent number
5,610,464
Issue date
Mar 11, 1997
Matsushita Electric Industrial Co., Ltd.
Yoshinari Asano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Permanent magnet synchronous motor
Publication number
20070205687
Publication date
Sep 6, 2007
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Permanent magnet synchronous motor
Publication number
20070205688
Publication date
Sep 6, 2007
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Permanent magnet synchronous motor
Publication number
20050225194
Publication date
Oct 13, 2005
Hiroshi Murakami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electric motor
Publication number
20040195926
Publication date
Oct 7, 2004
Hideharu Hiwaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Motor and method for manufacturing the same
Publication number
20030230948
Publication date
Dec 18, 2003
Hiroshi Murakami
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
MAGNETIZING METHOD FOR A PERMANENT-MAGNET MOTOR
Publication number
20020050902
Publication date
May 2, 2002
Yoshinari Asano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Compressor and electric motor
Publication number
20010038797
Publication date
Nov 8, 2001
MATSUSHIA ELECTRIC INDUSTRIAL CO., Ltd..
Masahiko Makino
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Compressor and electric motor
Publication number
20010036414
Publication date
Nov 1, 2001
Matsushita Electric Industrial Co., Ltd.
Masahiko Makino
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER