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Machiko Matsushita
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Yokohama, JP
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last 30 patents
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Patent Grant
Optical information processing method and apparatus in which malfun...
Patent number
5,077,718
Issue date
Dec 31, 1991
Canon Kabushiki Kaisha
Machiko Matsushita
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording and/or reproducing apparatus provided with me...
Patent number
4,982,393
Issue date
Jan 1, 1991
Canon Kabushiki Kaisha
Machiko Matsushita
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording medium capable of accurately detecting the re...
Patent number
4,888,753
Issue date
Dec 19, 1989
Canon Kabushiki Kaisha
Masahiko Enari
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for reproducing information recorded on a recording medium
Patent number
4,870,633
Issue date
Sep 26, 1989
Canon Kabushiki Kaisha
Machiko Matsushita
G11 - INFORMATION STORAGE