Kenji Hayashi

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Ohtsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of vertical magnetic recording medium
- Patent number 4,888,211
- Issue date Dec 19, 1989
- Toray Industries, Inc.
- Tetsuo Oka
- G11 - INFORMATION STORAGE
Information Patent Grant
Vertical magnetic recording medium
- Patent number 4,726,988
- Issue date Feb 23, 1988
- Toray Industries, Inc.
- Tetsuo Oka
- G11 - INFORMATION STORAGE
Information Patent Grant
Conductive sheet and electrostatic recording medium formed therefrom
- Patent number 4,702,980
- Issue date Oct 27, 1987
- Toray Industries, Incorporated
- Kazuo Matsuura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Laminated film
- Patent number 4,386,130
- Issue date May 31, 1983
- Toray Industries, Inc.
- Kenji Hayashi
- B32 - LAYERED PRODUCTS