Akihiko Tamura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Color image forming apparatus with photoreceptor protector
- Patent number 5,486,898
- Issue date Jan 23, 1996
- Konica Corporation
- Yozo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,054,419
- Issue date Oct 8, 1991
- Konica Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for the development of an electrostatic latent image
- Patent number 5,024,181
- Issue date Jun 18, 1991
- Konica Corporation
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of regulating the thickness of a developer layer containing...
- Patent number 4,908,291
- Issue date Mar 13, 1990
- Konishiroku Photo Industry Co., Ltd.
- Hiroshi Fuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,669,864
- Issue date Jun 2, 1987
- Konishiroku Photo Industry Co., Ltd.
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer type electrostatic reproducing apparatus
- Patent number 4,536,082
- Issue date Aug 20, 1985
- Konishiroku Photo Industry Co., Ltd.
- Mitsuo Motohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for controlling luminous intensity of fluoresc...
- Patent number 4,463,284
- Issue date Jul 31, 1984
- Konishiroku Photo Industry Co., Ltd.
- Akihiko Tamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying machine
- Patent number 4,433,904
- Issue date Feb 28, 1984
- Konishiroku Photo Industry Co., Ltd.
- Isao Ikemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive composition for electrophotography
- Patent number 4,434,218
- Issue date Feb 28, 1984
- Konishiroku Photo Industry Co., Ltd.
- Noriyoshi Tarumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying machine for electrophotography
- Patent number 4,431,297
- Issue date Feb 14, 1984
- Konishiroku Photo Industry Co., Ltd.
- Isao Ikemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Mounting structure for developing unit with a magnetic brush
- Patent number 4,426,148
- Issue date Jan 17, 1984
- Konishiroku Photo Industry Co., Ltd.
- Isao Ikemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for controlling prefatiguing illumination of a photosensitiv...
- Patent number 4,380,386
- Issue date Apr 19, 1983
- Konishiroku Photo Industry Co., Ltd.
- Kazuo Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dry-type developing device
- Patent number 4,354,763
- Issue date Oct 19, 1982
- Konishiroku Photo Industry Co., Ltd.
- Junichi Koiso
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cadmium sulfide-type photoconductor with an isocyanate film
- Patent number 4,308,333
- Issue date Dec 29, 1981
- Konishiroku Photo Industry Co., Ltd.
- Noriyoshi Tarumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic plate containing quaternary ammonium salt polym...
- Patent number 4,256,822
- Issue date Mar 17, 1981
- Konishiroku Photo Industry Co., Ltd.
- Noriyoshi Tarumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic material with intermediate layer
- Patent number 4,133,684
- Issue date Jan 9, 1979
- Konishiroku Photo Industry Co., Ltd.
- Noriyoshi Tarumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparation of photoconductive powders of cadmium sulfi...
- Patent number 4,104,065
- Issue date Aug 1, 1978
- Konishiroku Photo Industry Co., Ltd.
- Noriyoshi Tarumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Akihiko Tamura

Person

Patents Grantslast 30 patents

Color image forming apparatus with photoreceptor protector

Image forming apparatus

Method for the development of an electrostatic latent image

Method of regulating the thickness of a developer layer containing...

Image forming apparatus

Transfer type electrostatic reproducing apparatus

Method and apparatus for controlling luminous intensity of fluoresc...

Electrophotographic copying machine

Photosensitive composition for electrophotography

Copying machine for electrophotography

Mounting structure for developing unit with a magnetic brush

Method for controlling prefatiguing illumination of a photosensitiv...

Dry-type developing device

Cadmium sulfide-type photoconductor with an isocyanate film

Electrophotographic plate containing quaternary ammonium salt polym...

Electrophotographic material with intermediate layer

Process for preparation of photoconductive powders of cadmium sulfi...