Seiji Ashiya

Person

Minami Ashigara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic apparatus and image forming method
- Patent number 5,950,044
- Issue date Sep 7, 1999
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing electrophotographic photoreceptor
- Patent number 5,582,948
- Issue date Dec 10, 1996
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor containing granular trigonal sele...
- Patent number 5,470,682
- Issue date Nov 28, 1995
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor having high mechanical durability
- Patent number 5,449,572
- Issue date Sep 12, 1995
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 5,443,934
- Issue date Aug 22, 1995
- Fuji Xerox Co., Ltd.
- Takahiro Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for determining termination time of the step of dispersing a...
- Patent number 5,403,688
- Issue date Apr 4, 1995
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 5,324,606
- Issue date Jun 28, 1994
- Fuji Xerox Co., Ltd.
- Masahiko Hodumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor with ionization potential relatio...
- Patent number 5,294,509
- Issue date Mar 15, 1994
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor and process for producing the same
- Patent number 5,286,587
- Issue date Feb 15, 1994
- Fuji Xerox Co., Ltd.
- Seiji Ashiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for preparing an electrophotographic photoreceptor
- Patent number 5,252,422
- Issue date Oct 12, 1993
- Fuji Xerox Co., Ltd.
- Sadao Okano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor
- Patent number 5,200,286
- Issue date Apr 6, 1993
- Fuji Xerox Co., Ltd.
- Yuichi Yashiki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor having a zirconium and silicon-co...
- Patent number 5,188,916
- Issue date Feb 23, 1993
- Fuji Xerox Co., Ltd.
- Masahiko Hodumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptor providing a stable high charge ab...
- Patent number 5,130,218
- Issue date Jul 14, 1992
- Fuji Xerox Co., Ltd.
- Motoko Yokokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Seiji Ashiya

Person

Patents Grantslast 30 patents

Electrophotographic apparatus and image forming method

Process for producing electrophotographic photoreceptor

Electrophotographic photoreceptor containing granular trigonal sele...

Electrophotographic photoreceptor having high mechanical durability

Electrophotographic photoreceptor

Method for determining termination time of the step of dispersing a...

Electrophotographic photoreceptor

Electrophotographic photoreceptor with ionization potential relatio...

Electrophotographic photoreceptor and process for producing the same

Method for preparing an electrophotographic photoreceptor

Electrophotographic photoreceptor

Electrophotographic photoreceptor having a zirconium and silicon-co...

Electrophotographic photoreceptor providing a stable high charge ab...