Naoki Shirai

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Charging member with surface layer comprising polymers, and image f...
- Patent number 5,751,801
- Issue date May 12, 1998
- Canon Kabushiki Kaisha
- Jun Murata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflection mirror for optical instrument
- Patent number 4,556,285
- Issue date Dec 3, 1985
- Canon Kabushiki Kaisha
- Yoji Sugiura
- G02 - OPTICS