Yosihisa Okamoto

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Fuji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-color electrophotographic image formation method
- Patent number 5,344,732
- Issue date Sep 6, 1994
- Ricoh Company, Ltd.
- Shunichi Chiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY