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Hiroyuki Tamagawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Motor drive apparatus driving 3-phase brushless motor without using...
Patent number
7,106,013
Issue date
Sep 12, 2006
Renesas Technology Corp.
Satoshi Narumi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor driving circuit
Patent number
6,806,663
Issue date
Oct 19, 2004
Renesas Technology Corp.
Satoshi Kusaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus for reducing motor driving noise and method for generatin...
Patent number
6,724,166
Issue date
Apr 20, 2004
Renesas Technology Corp.
Satoshi Narumi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
IC output circuit based on a pulse width modulating system
Patent number
6,101,112
Issue date
Aug 8, 2000
Mitsubishi Denki Kabushiki Kaisha
Toshiya Suzuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor driving circuit for a three-phase brushless motor
Patent number
5,874,817
Issue date
Feb 23, 1999
Mitsubishi Denki Kabushiki Kaisha
Takahiro Yashita
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
MOTOR DRIVE APPARATUS DRIVING 3-PHASE BRUSHLESS MOTOR WITHOUT USING...
Publication number
20060170383
Publication date
Aug 3, 2006
RENESAS TECHNOLOGY CORP.
Satoshi Narumi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Motor driving circuit
Publication number
20040108827
Publication date
Jun 10, 2004
Renesas Technology Corporation and Mitsubishi Electric Engineering Company Li...
Satoshi Kusaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Apparatus for reducing motor driving noise and method for generatin...
Publication number
20030020426
Publication date
Jan 30, 2003
Satoshi Narumi
G05 - CONTROLLING REGULATING