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Yuuji Maeda
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Hitachiota, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Power converter
Patent number
7,777,433
Issue date
Aug 17, 2010
Hitachi, Ltd.
Koji Yamaguchi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric generating system for automobiles and its control method
Patent number
7,374,000
Issue date
May 20, 2008
Hitachi, Ltd.
Tatsuyuki Yamamoto
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Interface circuit with power converter with interface circuit and e...
Patent number
7,126,308
Issue date
Oct 24, 2006
Hitachi, Ltd.
Satoru Shigeta
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electric generating system for automobiles and its control method
Patent number
7,044,255
Issue date
May 16, 2006
Hitachi, Ltd.
Yuuji Maeda
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric generating system for automobiles and its control method
Patent number
6,965,173
Issue date
Nov 15, 2005
Hitachi, Ltd.
Yoshinori Fukasaku
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric generating system for automobiles and its control method
Patent number
6,661,109
Issue date
Dec 9, 2003
Hitachi, Ltd.
Yoshinori Fukasaku
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle-use alternating current generator control system
Patent number
5,608,309
Issue date
Mar 4, 1997
Hitachi, Ltd.
Sakae Hikita
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control device for battery charging AC generator used in motor vehicle
Patent number
5,448,154
Issue date
Sep 5, 1995
Hitachi, Ltd.
Atsushi Kanke
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charging generator control for vehicles
Patent number
5,444,354
Issue date
Aug 22, 1995
Hitachi, Ltd.
Naoyuki Takahashi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Vehicle alternator output rectifier instrument capable of high temp...
Patent number
5,424,594
Issue date
Jun 13, 1995
Hitachi, Ltd.
Akihiro Saito
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for reducing vibrations of car body
Patent number
5,109,815
Issue date
May 5, 1992
Hitachi, Ltd.
Yuuji Maeda
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Power converter
Publication number
20060086981
Publication date
Apr 27, 2006
HITACHI, LTD.
Koji Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Interface circuit with power converter with interface circuit and e...
Publication number
20040100750
Publication date
May 27, 2004
Hitachi, Ltd
Satoru Shigeta
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Electric generating system for automobiles and its control method
Publication number
20020139592
Publication date
Oct 3, 2002
Hitachi, Ltd.
Yoshinori Fukasaku
B60 - VEHICLES IN GENERAL
Information
Patent Application
Electric generating system for automobiles and its control method
Publication number
20010042649
Publication date
Nov 22, 2001
Yuuji Maeda
B60 - VEHICLES IN GENERAL
Information
Patent Application
Electric generating system for automobiles and its control method
Publication number
20010019210
Publication date
Sep 6, 2001
Hitachi, Ltd.
Yoshinori Fukasaku
B60 - VEHICLES IN GENERAL
Information
Patent Application
Electric generating system for automobiles and its control method
Publication number
20010017225
Publication date
Aug 30, 2001
Hitachi, Ltd.
Tatsuyuki Yamamoto
B60 - VEHICLES IN GENERAL