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Kouzou Sakamoto
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Hachioji, JP
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last 30 patents
Information
Patent Grant
Driving method and apparatus for display device
Patent number
6,028,573
Issue date
Feb 22, 2000
Hitachi, Ltd.
Isamu Orita
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Switching circuit and display device using the same
Patent number
6,008,687
Issue date
Dec 28, 1999
Hitachi, Ltd.
Isamu Orita
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Semiconductor integrated circuit having semiconductor output device...
Patent number
5,379,230
Issue date
Jan 3, 1995
Hitachi, Ltd.
Masatoshi Morikawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Packaged semiconductor device having heat dissipation/electrical co...
Patent number
5,299,091
Issue date
Mar 29, 1994
Hitachi, Ltd.
Akio Hoshi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating semiconductor devices which include vertical...
Patent number
4,814,288
Issue date
Mar 21, 1989
Hitachi, Ltd.
Masatoshi Kimura
H01 - BASIC ELECTRIC ELEMENTS