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Yasuhiko Kohno
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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Integration circuit, decrement circuit, and semiconductor devices
Patent number
7,541,858
Issue date
Jun 2, 2009
Renesas Technology Corp.
Seigou Yukutake
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Vehicle-mounted ignitor
Patent number
6,672,295
Issue date
Jan 6, 2004
Hitachi, Ltd.
Yasuhiko Kohno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Vehicle-mounted ignitor
Patent number
6,539,928
Issue date
Apr 1, 2003
Hitachi, Ltd.
Yasuhiko Kohno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Circuit incorporated IGBT and power conversion device using the same
Patent number
6,448,587
Issue date
Sep 10, 2002
Hitachi, Ltd.
Yasuhiko Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench gate type semiconductor device with current sensing cell
Patent number
6,180,966
Issue date
Jan 30, 2001
Hitachi, Ltd.
Yasuhiko Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate type semiconductor device having built-in protection...
Patent number
5,719,420
Issue date
Feb 17, 1998
Hitachi, Ltd.
Yasuhiko Kohno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate type semiconductor device having built-in protection...
Patent number
5,563,435
Issue date
Oct 8, 1996
Hitachi, Ltd.
Yasuhiko Kohno
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Integration circuit, decrement circuit, and semiconductor devices
Publication number
20060022609
Publication date
Feb 2, 2006
Seigou Yukutake
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Vehicle-mounted ignitor
Publication number
20030116149
Publication date
Jun 26, 2003
Yasuhiko Kohno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Vehicle-mounted ignitor
Publication number
20020040709
Publication date
Apr 11, 2002
Yasuhiko Kohno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Circuit incorporated IGBT and power conversion device using the same
Publication number
20020027253
Publication date
Mar 7, 2002
Yasuhiko Kohno
H01 - BASIC ELECTRIC ELEMENTS