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Akira Kurahashi
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Kyoto, JP
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last 30 patents
Information
Patent Grant
Digital data transmitting method
Patent number
RE40312
Issue date
May 13, 2008
Pioneer Electronic Corporation
Tadashi Kojima
375 - Pulse or digital communications
Information
Patent Grant
Digital data transmitting method
Patent number
5,987,066
Issue date
Nov 16, 1999
Kabushiki Kaisha Toshiba
Tadashi Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical disk recording and reproducing apparatus capable of...
Patent number
5,276,665
Issue date
Jan 4, 1994
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk recording/reproducing apparatus and a photoelectric co...
Patent number
5,202,870
Issue date
Apr 13, 1993
Matsushita Electric Industrial Co., Ltd.
Kazuhiro Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Tracking control for optical information recording and reproducing...
Patent number
5,170,384
Issue date
Dec 8, 1992
Matsushita Electric Industrial Co., Ltd.
Yasuaki Edahiro
G11 - INFORMATION STORAGE
Information
Patent Grant
Data recording/reproducing apparatus with two-dimensional equalizer...
Patent number
5,166,914
Issue date
Nov 24, 1992
Matsushita Electric Industrial Co., Ltd.
Toshiyuki Shimada
G11 - INFORMATION STORAGE
Information
Patent Grant
Signal recording/reproducing apparatus
Patent number
5,057,945
Issue date
Oct 15, 1991
Matsushita Electric Industrial Co., Ltd.
Toshiyuki Shimada
G11 - INFORMATION STORAGE
Information
Patent Grant
Data demodulation apparatus
Patent number
5,056,116
Issue date
Oct 8, 1991
Matsushita Electric Industrial Co., Ltd.
Toshiyuki Shimada
G11 - INFORMATION STORAGE