Kenji Kojima

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Exposure controlling apparatus for electrophotographic copying machine
- Patent number 4,095,884
- Issue date Jun 20, 1978
- Ricoh Company, Ltd.
- Toyoo Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic cartridge tape draw-out device
- Patent number 3,951,357
- Issue date Apr 20, 1976
- Ricoh Co., Ltd.
- Hiroshi Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY