Masakazu Kumakura

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Single-lens reflex camera body
- Patent number D328754
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Masakazu Kumakura
- D16 - Photography and optical equipment
Information Patent Grant
Single-lens reflex camera body with self-contained strobe
- Patent number D328755
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Masakazu Kumakura
- D16 - Photography and optical equipment