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Kazuo Ishikura
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Kanagawa, JP
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last 30 patents
Information
Patent Grant
Method and device for converting number of frames of image signals
Patent number
6,611,294
Issue date
Aug 26, 2003
Hitachi, Ltd.
Yasuhiro Hirano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit for scan conversion of picture signal using motion compensa...
Patent number
6,509,930
Issue date
Jan 21, 2003
Hitachi, Ltd.
Yasuhiro Hirano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and circuit for signal processing of format conversion of pi...
Patent number
6,144,412
Issue date
Nov 7, 2000
Hitachi, Ltd.
Yasuhiro Hirano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor IC with a plurality of processing circuits which rece...
Patent number
5,854,636
Issue date
Dec 29, 1998
Hitachi, Ltd.
Takao Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Scanning line interpolation circuit
Patent number
5,216,505
Issue date
Jun 1, 1993
Hitachi, Ltd.
Masahiro Kageyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal processing circuit capable of enlarging and displaying...
Patent number
5,181,110
Issue date
Jan 19, 1993
Hitachi, Ltd.
Kenji Katsumata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video signal processing circuit capable of enlarging and displaying...
Patent number
5,029,006
Issue date
Jul 2, 1991
Hitachi, Ltd.
Kenji Katsumata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Sequential scanning converter with frame comb filter and freeze fra...
Patent number
4,853,765
Issue date
Aug 1, 1989
Hitachi, Ltd.
Kenji Katsumata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detection circuit for detecting standard television signals and non...
Patent number
4,821,112
Issue date
Apr 11, 1989
Hitachi, Ltd.
Toshiyuki Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Movement detector for composite color television signals
Patent number
4,811,092
Issue date
Mar 7, 1989
Hitachi, Ltd.
Masahiko Achiha
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Movement detection circuit of a video signal used in a television r...
Patent number
4,794,454
Issue date
Dec 27, 1988
Hitachi, Ltd.
Masato Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television signal processing circuit
Patent number
4,739,390
Issue date
Apr 19, 1988
Hitachi, Ltd.
Masahiko Achiha
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scanning line interpolation circuit for television signal
Patent number
4,636,857
Issue date
Jan 13, 1987
Hitachi, Ltd.
Masahiko Achiha
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color television signal processing circuit
Patent number
4,530,004
Issue date
Jul 16, 1985
Hitachi, Ltd.
Masahiko Achiha
H04 - ELECTRIC COMMUNICATION TECHNIQUE