Koichi Tsuyama

Person

Kobe, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Developing method using a developing agent conveying sleeve of a sm...
- Patent number 5,499,083
- Issue date Mar 12, 1996
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Two-component developer
- Patent number 5,376,489
- Issue date Dec 27, 1994
- Mita Industrial Co., Ltd.
- Naruo Yabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner having improved low temperature fixing pr...
- Patent number 5,362,593
- Issue date Nov 8, 1994
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner composition
- Patent number 5,281,505
- Issue date Jan 25, 1994
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Start developer and method of controlling toner density
- Patent number 5,275,904
- Issue date Jan 4, 1994
- Mita Industrial Co., Ltd.
- Yoshitake Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner
- Patent number 5,264,311
- Issue date Nov 23, 1993
- Mita Industrial Co., Ltd.
- Tetsuya Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic developer comprising resin coated carrier
- Patent number 5,240,804
- Issue date Aug 31, 1993
- Mita Industrial Co., Ltd.
- Tetsuya Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic developer
- Patent number 5,232,807
- Issue date Aug 3, 1993
- Mita Industrial Co., Ltd.
- Tetsuya Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Start developer
- Patent number 5,223,367
- Issue date Jun 29, 1993
- Mita Industrial Co., Ltd.
- Seijiro Ishimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Start developer and method of controlling toner density
- Patent number 5,213,935
- Issue date May 25, 1993
- Mita Industrial Co., Ltd.
- Yoshitake Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic development magnetic resin coated carrier
- Patent number 5,212,034
- Issue date May 18, 1993
- Mita Industrial Co., Ltd.
- Koichi Tsuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing process
- Patent number 5,119,758
- Issue date Jun 9, 1992
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing statically charged images and process for prep...
- Patent number 5,110,704
- Issue date May 5, 1992
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing statically charged images and process for prep...
- Patent number 5,104,766
- Issue date Apr 14, 1992
- Mita Industrial Co., Ltd.
- Tetsuya Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner composition and a method for preparing the same
- Patent number 5,077,169
- Issue date Dec 31, 1991
- Mita Industrial Co., Ltd.
- Masahide Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Koichi Tsuyama

Person

Patents Grantslast 30 patents

Developing method using a developing agent conveying sleeve of a sm...

Two-component developer

Electrophotographic toner having improved low temperature fixing pr...

Toner composition

Start developer and method of controlling toner density

Electrophotographic toner

Electrophotographic developer comprising resin coated carrier

Electrophotographic developer

Start developer

Start developer and method of controlling toner density

Electrophotographic development magnetic resin coated carrier

Developing process

Toner for developing statically charged images and process for prep...

Toner for developing statically charged images and process for prep...

Toner composition and a method for preparing the same