Yoko Osawa

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Yellow toner and magenta toner and image forming apparatus and meth...
- Patent number 5,707,769
- Issue date Jan 13, 1998
- Minolta Co., Ltd.
- Masayuki Hagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY