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Seiya Ogawa
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Kawasaki, JP
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last 30 patents
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Patent Grant
Method for using heat to record on magnetic medium and disk apparat...
Patent number
6,392,832
Issue date
May 21, 2002
Fujitsu Limited
Mitsumasa Oshiki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto optical overwriting methods using a single optical head des...
Patent number
5,353,265
Issue date
Oct 4, 1994
Fujitsu Limited
Miyozo Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk having read-exclusive and write-enable regions
Patent number
5,214,627
Issue date
May 25, 1993
Fujitsu Limited
Kazuo Nakashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical overwriting methods using erasing pulses, each of w...
Patent number
5,144,601
Issue date
Sep 1, 1992
Fujitsu Limited
Miyozo Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Longitudinal magnetic coated recording medium
Patent number
4,822,634
Issue date
Apr 18, 1989
Fujitsu Limited
Jun Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Longitudinal magnetic coated recording medium
Patent number
4,746,569
Issue date
May 24, 1988
Fujitsu Limited
Jun Takahashi
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