COPYER CO. LTD

Organization

TOKYO, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printer
- Patent number 6,568,790
- Issue date May 27, 2003
- Copyer Co. Ltd.
- Yuichi Sugiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming device
- Patent number 6,273,624
- Issue date Aug 14, 2001
- Copyer Co. Ltd.
- Kazuhiro Nishimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image processor
- Patent number 6,266,455
- Issue date Jul 24, 2001
- Copyer Co. Ltd.
- Kazumi Kobayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electrophotographic photosensitive member
- Patent number 4,554,231
- Issue date Nov 19, 1985
- Canon Kabushiki Kaisha
- Shozo Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Disazo electrophotographic photosensitive member
- Patent number 4,551,404
- Issue date Nov 5, 1985
- Canon Kabushiki Kaisha
- Masaaki Hiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member with oxadiazole containin...
- Patent number 4,500,619
- Issue date Feb 19, 1985
- Copyer Kabushiki Kaisha
- Shozo Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic disazo photosensitive member
- Patent number 4,471,040
- Issue date Sep 11, 1984
- Canon Kabushiki Kaisha
- Kazuharu Katagiri
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member with pyrazoline charge tr...
- Patent number 4,454,211
- Issue date Jun 12, 1984
- Canon Kabushiki Kaisha
- Yoshio Takasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member having a hydrazone contai...
- Patent number 4,446,217
- Issue date May 1, 1984
- Canon Kabushiki Kaisha
- Yoshio Takasu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Means for separating a copying paper from a sensitive body in an el...
- Patent number 4,286,862
- Issue date Sep 1, 1981
- Copyer Company Limited
- Yukio Akita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording material having a dielectric copolymer coat...
- Patent number 4,097,646
- Issue date Jun 27, 1978
- Copyer Co., Ltd.
- Makoto Kitahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying machine
- Patent number 4,013,285
- Issue date Mar 22, 1977
- Copyer Co., Ltd.
- Mitchell V. Green
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying machine
- Patent number 4,012,142
- Issue date Mar 15, 1977
- Copyer Co. Ltd.
- Shiro Serikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

COPYER CO. LTD

Organization

Patents Grantslast 30 patents

Printer

Image forming device

Image processor

Electrophotographic photosensitive member

Disazo electrophotographic photosensitive member

Electrophotographic photosensitive member with oxadiazole containin...

Electrophotographic disazo photosensitive member

Electrophotographic photosensitive member with pyrazoline charge tr...

Electrophotographic photosensitive member having a hydrazone contai...

Means for separating a copying paper from a sensitive body in an el...

Electrostatic recording material having a dielectric copolymer coat...

Copying machine

Copying machine