Yumiko Sano

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Black photoconductive toner having sensitivity to light in the wave...
- Patent number 5,273,853
- Issue date Dec 28, 1993
- Mita Industrial Co., Ltd.
- Akiyoshi Urano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductive toner comprising a sensitizer dye
- Patent number 5,260,158
- Issue date Nov 9, 1993
- Mita Industrial Co., Ltd.
- Hiroyuki Yamaji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image-forming method
- Patent number 5,182,182
- Issue date Jan 26, 1993
- Mita Industrial Co., Ltd.
- Kazuhito Takaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image-forming method
- Patent number 5,132,199
- Issue date Jul 21, 1992
- Mita Industrial Co., Ltd.
- Kazuhito Takaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cyan-colored photosensitive toner containing zinc oxide
- Patent number 5,114,817
- Issue date May 19, 1992
- Mita Industrial Co., Ltd.
- Akiyoshi Urano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using photosensitive toner
- Patent number 5,045,879
- Issue date Sep 3, 1991
- Mita Industrial Co., Ltd.
- Kazuhito Takaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image-forming process using photosensitive toner
- Patent number 4,950,570
- Issue date Aug 21, 1990
- Mita Industrial Co., Ltd.
- Yumiko Sano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductive toner
- Patent number 4,701,389
- Issue date Oct 20, 1987
- Mita Industrial Co., Ltd.
- Teruyo Morimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for the formation of electrophotographic images
- Patent number 4,634,646
- Issue date Jan 6, 1987
- Mita Industrial Co., Ltd.
- Yumiko Sano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive material for electrophotography
- Patent number 4,551,403
- Issue date Nov 5, 1985
- Mita Industrial Co., Ltd.
- Nobuhiro Miyakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrophotographic method for the formation of two-colored images
- Patent number 4,524,117
- Issue date Jun 18, 1985
- Mita Industrial Co., Ltd.
- Kouji Maekawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive material with polyester binder
- Patent number 4,492,746
- Issue date Jan 8, 1985
- Mita Industrial Co Ltd.
- Nobuhiro Miyakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photosensitive material for electrophotography
- Patent number 4,447,513
- Issue date May 8, 1984
- Mita Industrial Co., Ltd.
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Trisazo electrophotographic photosensitive material
- Patent number 4,433,039
- Issue date Feb 21, 1984
- Mita Industrial Co Ltd.
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yumiko Sano

Person

Patents Grantslast 30 patents

Black photoconductive toner having sensitivity to light in the wave...

Photoconductive toner comprising a sensitizer dye

Electrophotographic image-forming method

Electrophotographic image-forming method

Cyan-colored photosensitive toner containing zinc oxide

Image forming apparatus using photosensitive toner

Image-forming process using photosensitive toner

Photoconductive toner

Method for the formation of electrophotographic images

Photosensitive material for electrophotography

Electrophotographic method for the formation of two-colored images

Electrophotographic photosensitive material with polyester binder

Photosensitive material for electrophotography

Trisazo electrophotographic photosensitive material