Takeshi Sumikawa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image recording apparatus and method with improved image transfer c...
- Patent number 6,650,853
- Issue date Nov 18, 2003
- Fuji Xerox Co., Ltd.
- Takeshi Sumikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus comprising excessive toner separation means
- Patent number 5,768,666
- Issue date Jun 16, 1998
- Fuji Xerox Co., Ltd.
- Isao Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual-component magnetic brush developing device
- Patent number 5,752,139
- Issue date May 12, 1998
- Fuji Xerox Co., Ltd.
- Takeshi Sumikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image recording method for transferring a multi-colored image...
- Patent number 5,655,191
- Issue date Aug 5, 1997
- Fuji Xerox Co., Ltd.
- Nobumasa Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for developing an electrostatic image on an image member
- Patent number 5,532,804
- Issue date Jul 2, 1996
- Fuji Xerox Co., Ltd.
- Kei Hirata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development method and apparatus and multicolor image forming appar...
- Patent number 5,469,245
- Issue date Nov 21, 1995
- Fuji Xerox Co., Ltd.
- Taku Aoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image recording method and apparatus
- Patent number 5,418,097
- Issue date May 23, 1995
- Fuji Xerox Co., Ltd.
- Nobumasa Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus and method
- Patent number 5,406,313
- Issue date Apr 11, 1995
- Fuji Xerox Co., Ltd.
- Tsuneo Noami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing magnetic roller having repulsive magnetic poles and deve...
- Patent number 5,212,525
- Issue date May 18, 1993
- Fuji Xerox Co., Ltd.
- Tsuneo Noami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color recording apparatus
- Patent number 5,181,072
- Issue date Jan 19, 1993
- Fuji Xerox Co., Ltd.
- Nobumasa Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording method
- Patent number 5,126,795
- Issue date Jun 30, 1992
- Fuji Xerox Co., Ltd.
- Kazuo Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Composite image recording apparatus
- Patent number 4,937,629
- Issue date Jun 26, 1990
- Fuji Xerox Co., Ltd.
- Kazuo Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image recording method
- Patent number 4,882,247
- Issue date Nov 21, 1989
- Fuji Xerox Co., Ltd.
- Kazuo Marugama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Latent image color developing system
- Patent number 4,833,505
- Issue date May 23, 1989
- Fuji Xerox Co., Ltd.
- Nobumasa Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takeshi Sumikawa

Person

Patents Grantslast 30 patents

Image recording apparatus and method with improved image transfer c...

Developing apparatus comprising excessive toner separation means

Dual-component magnetic brush developing device

Color image recording method for transferring a multi-colored image...

Device for developing an electrostatic image on an image member

Development method and apparatus and multicolor image forming appar...

Color image recording method and apparatus

Color image forming apparatus and method

Developing magnetic roller having repulsive magnetic poles and deve...

Color recording apparatus

Image recording method

Composite image recording apparatus

Electrophotographic image recording method

Latent image color developing system