Takeki Oka

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Patents Grantslast 30 patents

Information Patent Grant
Image forming device with transfer unit
- Patent number 5,717,980
- Issue date Feb 10, 1998
- Minolta Co., Ltd.
- Takeki Oka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual image forming apparatus and method of using same
- Patent number 5,659,864
- Issue date Aug 19, 1997
- Minolta Co., Ltd.
- Takeki Oka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY