Youichiroh Miyaguchi

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus capable of a color image, and image forming...
- Patent number 7,796,294
- Issue date Sep 14, 2010
- Ricoh Company, Ltd.
- Katsuo Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder transferring device capable of detecting an amount of the po...
- Patent number 7,593,657
- Issue date Sep 22, 2009
- Ricoh Company, Ltd.
- Tomoko Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Powder transferring device capable of detecting an amount of the po...
- Publication number 20070025775
- Publication date Feb 1, 2007
- Tomoko Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus capable of a color image, and image forming...
- Publication number 20070013924
- Publication date Jan 18, 2007
- Katsuo Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY