Yasushi Kawaguchi

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Hino, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium
- Patent number 4,698,280
- Issue date Oct 6, 1987
- Konishiroku Photo Industry Co., Ltd.
- Kiyomitsu Mine
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical fungicide-treated information recording and reproducing medium
- Patent number 4,672,395
- Issue date Jun 9, 1987
- Konishiroku Photo Industry Co., Ltd.
- Kazuo Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Light-sensitive silver halide photographic material
- Patent number 4,490,462
- Issue date Dec 25, 1984
- Konishiroku Photo Industry Co., Ltd.
- Yasushi Kawaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY