Koichi Aizawa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic photoconductor and manufacturing method therefor
- Patent number 6,720,121
- Issue date Apr 13, 2004
- Fuji Electric Imaging Device Co. Ltd.
- Yoichi Nakamura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Photoconductor for electrophotography
- Patent number 5,744,271
- Issue date Apr 28, 1998
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoconductors
- Patent number 5,554,472
- Issue date Sep 10, 1996
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive body for electrophotography
- Patent number 5,401,600
- Issue date Mar 28, 1995
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor for electrophotography with phosphorus containing in...
- Patent number 5,215,843
- Issue date Jun 1, 1993
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 5,162,184
- Issue date Nov 10, 1992
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 4,837,137
- Issue date Jun 6, 1989
- Fuji Electric Co., Ltd.
- Koichi Aizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor comprising amorphous silicon and...
- Patent number 4,833,055
- Issue date May 23, 1989
- Fuji Electric Co., Ltd.
- Toyoki Kazama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive material comprising amorphous ca...
- Patent number 4,770,966
- Issue date Sep 13, 1988
- Fuji Electric Co., Ltd.
- Toyoki Kazama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic light-sensitive element with amorphous C overlayer
- Patent number 4,675,265
- Issue date Jun 23, 1987
- Fuji Electric Co., Ltd.
- Toyoki Kazama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Electrophotographic photoconductor and method of manufacturing the...
- Publication number 20040180279
- Publication date Sep 16, 2004
- Ikuo Takaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Koichi Aizawa

Person

Patents Grantslast 30 patents

Electrophotographic photoconductor and manufacturing method therefor

Photoconductor for electrophotography

Electrophotographic photoconductors

Photosensitive body for electrophotography

Photoconductor for electrophotography with phosphorus containing in...

Electrophotographic photoreceptor

Electrophotographic photoreceptor

Electrophotographic photoreceptor comprising amorphous silicon and...

Electrophotographic photosensitive material comprising amorphous ca...

Electrophotographic light-sensitive element with amorphous C overlayer

Patents Applicationslast 30 patents

Electrophotographic photoconductor and method of manufacturing the...