Itaru Matsuda

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus with improved separability of transfer mate...
- Patent number 7,769,310
- Issue date Aug 3, 2010
- Ricoh Company, Limited
- Hirokazu Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with improved separatability of transfer ma...
- Patent number 7,184,678
- Issue date Feb 27, 2007
- Ricoh Company, Limited
- Hirokazu Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring and recording medium conveying device and image...
- Patent number 6,859,630
- Issue date Feb 22, 2005
- Ricoh Company, Ltd.
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having developing device including developi...
- Patent number 6,525,753
- Issue date Feb 25, 2003
- Ricoh Company, Ltd.
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with a transfer member having an inherent v...
- Patent number 6,173,148
- Issue date Jan 9, 2001
- Ricoh Company, Ltd.
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt transfer device for an image forming apparatus
- Patent number 6,002,905
- Issue date Dec 14, 1999
- Ricoh Company, Ltd.
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for image forming equipment
- Patent number 5,978,617
- Issue date Nov 2, 1999
- Ricoh Company, Ltd.
- Satoshi Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for image forming equipment
- Patent number 5,897,241
- Issue date Apr 27, 1999
- Ricoh Company, Ltd.
- Satoshi Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for an image forming apparatus
- Patent number 5,812,919
- Issue date Sep 22, 1998
- Ricoh Company, Ltd.
- Satoshi Takano
- 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 for image forming equipment
- Patent number 5,659,843
- Issue date Aug 19, 1997
- Ricoh Company, Ltd.
- Satoshi Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for image forming equipment
- Patent number 5,640,660
- Issue date Jun 17, 1997
- Ricoh Company, Ltd.
- Satoshi Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer device for an image forming apparatus
- Patent number 5,631,725
- Issue date May 20, 1997
- Ricoh Company, Ltd.
- Yuko Harasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transferring device for image forming equipment
- Patent number 5,557,384
- Issue date Sep 17, 1996
- Ricoh Company, Ltd.
- Satoshi Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer device for an image forming apparatus
- Patent number 5,495,317
- Issue date Feb 27, 1996
- Ricoh Company, Ltd.
- Itaru Matsuda
- 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 transferring device for a color image recorder
- Patent number 5,189,479
- Issue date Feb 23, 1993
- Ricoh Company, Ltd.
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer unit for image recording apparatus
- Patent number 4,984,024
- Issue date Jan 8, 1991
- Ricoh Company, Ltd.
- Hiroyuki Ohkaji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus
- Patent number 4,916,547
- Issue date Apr 10, 1990
- Ricoh Company, Ltd.
- Akio Katsumata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ventilated corona charging
- Patent number 4,745,282
- Issue date May 17, 1988
- Ricoh Company, Ltd.
- Kazuaki Tagawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20070127941
- Publication date Jun 7, 2007
- Hirokazu Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20050180767
- Publication date Aug 18, 2005
- Hirokazu Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image transferring and recording medium conveying device and image...
- Publication number 20030123890
- Publication date Jul 3, 2003
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20010002841
- Publication date Jun 7, 2001
- Itaru Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Itaru Matsuda

Person

Patents Grantslast 30 patents

Image forming apparatus with improved separability of transfer mate...

Image forming apparatus with improved separatability of transfer ma...

Image transferring and recording medium conveying device and image...

Image forming apparatus having developing device including developi...

Image forming apparatus with a transfer member having an inherent v...

Belt transfer device for an image forming apparatus

Image transferring device for image forming equipment

Image transferring device for image forming equipment

Image transferring device for an image forming apparatus

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

Image transferring device for image forming equipment

Image transferring device for image forming equipment

Image transfer device for an image forming apparatus

Image transferring device for image forming equipment

Image transfer device for an image forming apparatus

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

Image transferring device for a color image recorder

Image transfer unit for image recording apparatus

Color image forming apparatus

Ventilated corona charging

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

Image forming apparatus

Image transferring and recording medium conveying device and image...

Image forming apparatus