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Masaaki Asano
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Shinjuku, JP
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last 30 patents
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Patent Grant
Draw type optical recording medium
Patent number
5,297,132
Issue date
Mar 22, 1994
Dai Nippon Insatsu Kabushiki Kaisha
Atsushi Takano
G11 - INFORMATION STORAGE
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Patent Grant
Optical recording members and method for production thereof
Patent number
5,224,090
Issue date
Jun 29, 1993
Dai Nippon Insatsu Kabushiki Kaisha
Kazuo Umeda
G11 - INFORMATION STORAGE