Shigeyuki Kamata

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Miyagi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical disk apparatus
- Patent number 6,292,449
- Issue date Sep 18, 2001
- Alps Electric Co., Ltd.
- Shigeyuki Kamata
- G11 - INFORMATION STORAGE
Information Patent Grant
Waterproof case for camera
- Patent number 6,128,441
- Issue date Oct 3, 2000
- Canon Kabushiki Kaisha
- Shigeyuki Kamata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY