Mariko Nakamura

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical information recording medium
- Patent number 5,561,659
- Issue date Oct 1, 1996
- Hitachi, Ltd.
- Setsuo Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording medium
- Patent number 5,281,512
- Issue date Jan 25, 1994
- Hitachi, Ltd.
- Setsuo Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical data storage medium
- Patent number 4,942,073
- Issue date Jul 17, 1990
- Hitachi, Ltd.
- Susumu Era
- G11 - INFORMATION STORAGE