Toshifumi Isobe

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having transfer voltage and process speed c...
- Patent number 5,250,999
- Issue date Oct 5, 1993
- Konica Corporation
- Kiyoshi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming method and apparatus
- Patent number 5,184,146
- Issue date Feb 2, 1993
- Konica Corporation
- Kazuyoshi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of cleaning an image retainer
- Patent number 5,061,966
- Issue date Oct 29, 1991
- Konica Corporation
- Satoshi Haneda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus for superposing a plurality of images
- Patent number 5,023,708
- Issue date Jun 11, 1991
- Konica Corporation
- Hiroyuki Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner control device
- Patent number 4,932,356
- Issue date Jun 12, 1990
- Konica Corporation
- Satoshi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image processing apparatus which accurately registers multipl...
- Patent number 4,878,110
- Issue date Oct 31, 1989
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image recording apparatus
- Patent number 4,849,829
- Issue date Jul 18, 1989
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading apparatus
- Patent number 4,811,114
- Issue date Mar 7, 1989
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color image-forming apparatus for producing overlapped monochrome i...
- Patent number 4,806,973
- Issue date Feb 21, 1989
- Konishiroku Photo Industry Co., Ltd.
- Tadao Kishimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Toshifumi Isobe

Person

Patents Grantslast 30 patents

Image forming apparatus having transfer voltage and process speed c...

Color image forming method and apparatus

Method of cleaning an image retainer

Color image forming apparatus for superposing a plurality of images

Toner control device

Color image processing apparatus which accurately registers multipl...

Image recording apparatus

Image reading apparatus

Color image-forming apparatus for producing overlapped monochrome i...