Satoru Yoshioka

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process unit having two chambers for storing waste developer
- Patent number 5,309,211
- Issue date May 3, 1994
- Ricoh Company, Ltd.
- Satoru Yoshioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Waste toner collecting device for electrophotographic equipment
- Patent number 5,285,250
- Issue date Feb 8, 1994
- Ricoh Company, Ltd.
- Satoru Yoshioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light scanning device
- Patent number 4,943,128
- Issue date Jul 24, 1990
- Ricoh Company, Ltd.
- Hiromi Takada
- G06 - COMPUTING CALCULATING COUNTING