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Yasuyuki Goto
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Atsugi, JP
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last 30 patents
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Patent Grant
Optical disc medium
Patent number
5,144,618
Issue date
Sep 1, 1992
Fujitsu Limited
Yasuyuki Goto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information memory medium including indium (In) and bismuth...
Patent number
5,138,572
Issue date
Aug 11, 1992
Fujitsu Limited
Nagaaki Koshino
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information memory medium recording and erasing information...
Patent number
5,072,423
Issue date
Dec 10, 1991
Fujitsu Limited
Nagaaki Koshino
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for recording information in an optical information memory m...
Patent number
5,058,061
Issue date
Oct 15, 1991
Fujitsu Limited
Nagaaki Koshino
G11 - INFORMATION STORAGE
Information
Patent Grant
Compatible optical disk
Patent number
4,984,232
Issue date
Jan 8, 1991
Fujitsu Limited
Kenichi Utsumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information memory medium for recording and erasing informa...
Patent number
4,947,372
Issue date
Aug 7, 1990
Fujitsu Limited
Nagaaki Koshino
G11 - INFORMATION STORAGE
Information
Patent Grant
Process for manufacturing an optical recording medium
Patent number
4,889,746
Issue date
Dec 26, 1989
Fujitsu Limited
Kenichi Utsumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording media with recording layer of two metal layers sandwichin...
Patent number
4,650,742
Issue date
Mar 17, 1987
Fujitsu Limited
Yasuyuki Goto
G11 - INFORMATION STORAGE