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Hiroo FUMA
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Nagakute-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Vehicle-mounted multi-phase converter and design method thereof
Patent number
8,610,414
Issue date
Dec 17, 2013
Toyota Jidosha Kabushiki Kaisha
Hiroo Fuma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Vehicle mounted converter
Patent number
8,384,236
Issue date
Feb 26, 2013
Kabushiki Kaisha Toyota Chuo Kenkyusho
Hiroo Fuma
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Driving circuit for power semiconductor element including controlli...
Patent number
7,847,604
Issue date
Dec 7, 2010
Toyota Jidosha Kabushiki Kaisha
Hiroo Fuma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rotating electrical machine and hybrid drive unit provided with the...
Patent number
7,649,292
Issue date
Jan 19, 2010
Kabushiki Kaisha Toyota Chuo Kenkyusho
Kazunari Moriya
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Motor driving control device
Patent number
6,956,341
Issue date
Oct 18, 2005
Kabushiki Kaisha Toyota Chuo Kenkyusho
Hideo Nakai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Silicon carbide semiconductor device and process for manufacturing...
Patent number
6,133,587
Issue date
Oct 17, 2000
Denso Corporation
Yuichi Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon carbide semiconductor device with trench
Patent number
6,020,600
Issue date
Feb 1, 2000
Nippondenso Co., Ltd.
Takeshi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon carbide semiconductor device
Patent number
5,976,936
Issue date
Nov 2, 1999
Denso Corporation
Takeshi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for producing a semiconductor device having a single therma...
Patent number
5,915,180
Issue date
Jun 22, 1999
Denso Corporation
Kazukuni Hara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon carbide semiconductor device and process for its production
Patent number
5,744,826
Issue date
Apr 28, 1998
Denso Corporation
Yuichi Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
RESONANCE DC/DC CONVERTER
Publication number
20150280582
Publication date
Oct 1, 2015
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
Hiroo FUMA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VEHICLE-MOUNTED MULTI-PHASE CONVERTER AND DESIGN METHOD THEREOF
Publication number
20110193408
Publication date
Aug 11, 2011
Toyota Jidosha Kabushiki Kaisha
Hiroo Fuma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Vehicle mounted converter
Publication number
20100237694
Publication date
Sep 23, 2010
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
Hiroo Fuma
B60 - VEHICLES IN GENERAL
Information
Patent Application
DRIVING CIRCUIT FOR POWER SEMICONDUCTOR ELEMENT
Publication number
20100019808
Publication date
Jan 28, 2010
Toyota Jidosha Kabushiki Kaisha
Hiroo Fuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Rotating electrical machine and hybrid drive unit provided with the...
Publication number
20070090707
Publication date
Apr 26, 2007
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
Kazunari Moriya
B60 - VEHICLES IN GENERAL
Information
Patent Application
Motor driving control device
Publication number
20040075406
Publication date
Apr 22, 2004
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
Hideo Nakai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER