Ryoji Imai

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having a resist rotary member
- Patent number 7,454,150
- Issue date Nov 18, 2008
- Ricoh Company, Ltd.
- Hiromichi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt driving control apparatus and image forming apparatus which us...
- Patent number 7,386,262
- Issue date Jun 10, 2008
- Ricoh Company, Ltd.
- Hiroshi Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt-drive control device, color-shift detecting method, color-shif...
- Patent number 7,376,375
- Issue date May 20, 2008
- Ricoh Company, Limited
- Kazuhiko Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for controlling driving of endless belt, and image formin...
- Patent number 7,251,444
- Issue date Jul 31, 2007
- Ricoh Company, Ltd.
- Yuji Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Belt driving control apparatus and image forming apparatus
- Publication number 20060182471
- Publication date Aug 17, 2006
- Hiroshi Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Belt-drive control device, color-shift detecting method, color-shif...
- Publication number 20060165442
- Publication date Jul 27, 2006
- Kazuhiko Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20060153604
- Publication date Jul 13, 2006
- Hiromichi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Belt drive controlling method, belt drive controlling apparatus, be...
- Publication number 20060133873
- Publication date Jun 22, 2006
- Toshiyuki Andoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus for controlling driving of endless belt, and image formin...
- Publication number 20060110189
- Publication date May 25, 2006
- Yuji Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY