Hideo Yu

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for image forming performing improved cleaning...
- Patent number 6,990,309
- Issue date Jan 24, 2006
- Ricoh Company, Ltd.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for image forming performing improved cleaning...
- Patent number 6,701,118
- Issue date Mar 2, 2004
- Ricoh Company, Ltd.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for image forming performing improved cleaning...
- Patent number 6,654,574
- Issue date Nov 25, 2003
- Ricoh Company, Ltd.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for an image forming apparatus
- Patent number RE38206
- Issue date Jul 29, 2003
- Ricoh Company, Ltd.
- Takashi Bisaiji
- 399 - Electrophotography
Information Patent Grant
Method and apparatus for image forming performing improved cleaning...
- Patent number 6,505,024
- Issue date Jan 7, 2003
- Ricoh Company, Ltd.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for image forming performing improved cleaning...
- Patent number 6,269,228
- Issue date Jul 31, 2001
- Ricoh Company, Ltd.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,067,435
- Issue date May 23, 2000
- Ricoh Company, Ltd.
- Setsuo Soga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,873,017
- Issue date Feb 16, 1999
- Ricoh Company Ltd.
- Setsuo Soga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for an image forming apparatus
- Patent number 5,701,566
- Issue date Dec 23, 1997
- Ricoh Company, Ltd.
- Takashi Bisaiji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device and medium separating device for an image...
- Patent number 5,666,622
- Issue date Sep 9, 1997
- Ricoh Company, Ltd.
- Yuko Harasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device and medium separating device for an image...
- Patent number 5,461,461
- Issue date Oct 24, 1995
- Ricoh Company, Ltd.
- Yuko Harasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording apparatus
- Patent number 5,442,428
- Issue date Aug 15, 1995
- Ricoh Company, Ltd.
- Mitsuru Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for image forming performing improved cleaning...
- Publication number 20030215269
- Publication date Nov 20, 2003
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for image forming performing improved cleaning...
- Publication number 20030123911
- Publication date Jul 3, 2003
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for image forming performing improved cleaning...
- Publication number 20030118378
- Publication date Jun 26, 2003
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for image forming performing improved cleaning...
- Publication number 20020034405
- Publication date Mar 21, 2002
- RICOH COMPANY, LTD.
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...

Image transferring device for an image forming apparatus

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...

Image forming apparatus

Image forming apparatus

Image transferring device for an image forming apparatus

Image transferring device and medium separating device for an image...

Image transferring device and medium separating device for an image...

Image recording apparatus

Patents Applicationslast 30 patents

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...

Method and apparatus for image forming performing improved cleaning...