Hatsuo Tajima

Person

Matsudo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Developer-carrying member, and developing device and image forming...
- Patent number 6,201,942
- Issue date Mar 13, 2001
- Canon Kabushiki Kaisha
- Takao Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for transferring toner from developer carrying member to ima...
- Patent number 5,574,545
- Issue date Nov 12, 1996
- Canon Kabushiki Kaisha
- Atsushi Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with parallel exposure processing
- Patent number 5,298,961
- Issue date Mar 29, 1994
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus with regulating member having magnetic and non...
- Patent number 5,239,343
- Issue date Aug 24, 1993
- Canon Kabushiki Kaisha
- Yuji Sakemi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,187,535
- Issue date Feb 16, 1993
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus with developer leak prevention
- Patent number 5,075,728
- Issue date Dec 24, 1991
- Canon Kabushiki Kaisha
- Yoshiaki Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming method and particulate developer for developing...
- Patent number 5,045,420
- Issue date Sep 3, 1991
- Canon Kabushiki Kaisha
- Nagao Hosono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with AC bias voltages for preventing develo...
- Patent number 5,030,996
- Issue date Jul 9, 1991
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing method and device and color image forming method and app...
- Patent number 4,954,404
- Issue date Sep 4, 1990
- Canon Kabushiki Kaisha
- Masahiro Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having a two pole stationary magnet
- Patent number 4,936,249
- Issue date Jun 26, 1990
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for transferring toner from carrying member to...
- Patent number 4,933,254
- Issue date Jun 12, 1990
- Canon Kabushiki Kaisha
- Atsushi Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,929,981
- Issue date May 29, 1990
- Canon Kabushiki Kaisha
- Takahiro Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer method and apparatus
- Patent number 4,916,492
- Issue date Apr 10, 1990
- Canon Kabushiki Kaisha
- Norihisa Hoshika
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus with pressure regulating member
- Patent number 4,895,105
- Issue date Jan 23, 1990
- Canon Kabushiki Kaisha
- Takahiro Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using magnetic particles and toner particles
- Patent number 4,887,131
- Issue date Dec 12, 1989
- Canon Kabushiki Kaisha
- Masahide Kinoshita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,876,574
- Issue date Oct 24, 1989
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using magnetic carrier under AC field
- Patent number 4,873,551
- Issue date Oct 10, 1989
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,838,200
- Issue date Jun 13, 1989
- Canon Kabushiki Kaisha
- Atsushi Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,669,852
- Issue date Jun 2, 1987
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,660,958
- Issue date Apr 28, 1987
- Canon Kabushiki Kaisha
- Hidemi Egami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,638,760
- Issue date Jan 27, 1987
- Canon Kabushiki Kaisha
- Shunji Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer thin layer forming apparatus
- Patent number 4,637,706
- Issue date Jan 20, 1987
- Canon Kabushiki Kaisha
- Atsushi Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing method and apparatus
- Patent number 4,610,531
- Issue date Sep 9, 1986
- Canon Kabushiki Kaisha
- Nobuhiro Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for forming a thin layer of developer
- Patent number 4,607,938
- Issue date Aug 26, 1986
- Canon Kabushiki Kaisha
- Atsushi Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner application method and treated magnetic particles for use the...
- Patent number 4,590,140
- Issue date May 20, 1986
- Canon Kabushiki Kaisha
- Yasuo Mitsuhashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thin developer layer forming apparatus
- Patent number 4,583,490
- Issue date Apr 22, 1986
- Canon Kabushiki Kaisha
- Fumitaka Kan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 4,563,978
- Issue date Jan 14, 1986
- Canon Kabushiki Kaisha
- Shunji Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thin developer layer forming device
- Patent number 4,559,899
- Issue date Dec 24, 1985
- Canon Kabushiki Kaisha
- Fumitaka Kan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for fixing images
- Patent number 4,542,980
- Issue date Sep 24, 1985
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Unit for an image formation apparatus and image formation apparatus...
- Patent number 4,538,896
- Issue date Sep 3, 1985
- Canon Kabushiki Kaisha
- Hatsuo Tajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hatsuo Tajima

Person

Patents Grantslast 30 patents

Developer-carrying member, and developing device and image forming...

Method for transferring toner from developer carrying member to ima...

Image forming apparatus with parallel exposure processing

Developing apparatus with regulating member having magnetic and non...

Image forming apparatus

Developing apparatus with developer leak prevention

Color image forming method and particulate developer for developing...

Image forming apparatus with AC bias voltages for preventing develo...

Developing method and device and color image forming method and app...

Developing apparatus having a two pole stationary magnet

Method and apparatus for transferring toner from carrying member to...

Developing apparatus

Developer method and apparatus

Developing apparatus with pressure regulating member

Developing apparatus using magnetic particles and toner particles

Developing apparatus

Developing apparatus using magnetic carrier under AC field

Developing apparatus

Developing apparatus

Developing apparatus

Developing apparatus

Developer thin layer forming apparatus

Developing method and apparatus

Method and apparatus for forming a thin layer of developer

Toner application method and treated magnetic particles for use the...

Thin developer layer forming apparatus

Developing apparatus

Thin developer layer forming device

Apparatus for fixing images

Unit for an image formation apparatus and image formation apparatus...