Haruo Fujii

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus with switching elements
- Patent number 6,760,051
- Issue date Jul 6, 2004
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus and method having improved color-boundar...
- Patent number 6,101,286
- Issue date Aug 8, 2000
- Canon Kabushiki Kaisha
- Satoshi Shimizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus using intermediate transfer member
- Patent number 5,974,281
- Issue date Oct 26, 1999
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for performing correction control, based on...
- Patent number 5,873,010
- Issue date Feb 16, 1999
- Canon Kabushiki Kaisha
- Naoki Enomoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus including a control function for applied perio...
- Patent number 5,678,130
- Issue date Oct 14, 1997
- Canon Kabushiki Kaisha
- Naoki Enomoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for performing image density control
- Patent number 5,666,588
- Issue date Sep 9, 1997
- Canon Kabushiki Kaisha
- Akihiko Uchiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with delayed discharge by discharge means
- Patent number 5,666,597
- Issue date Sep 9, 1997
- Canon Kabushiki Kaisha
- Hiroshi Sasame
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with function of requesting exchange of fix...
- Patent number 5,559,591
- Issue date Sep 24, 1996
- Canon Kabushiki Kaisha
- Motoi Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus forming alternating electric field between ima...
- Patent number 5,548,381
- Issue date Aug 20, 1996
- Canon Kabushiki Kaisha
- Yoshiro Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus which reduces toner fusion on an image bear...
- Patent number 5,543,900
- Issue date Aug 6, 1996
- Canon Kabushiki Kaisha
- Youichirou Maebashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having recording material carrying member
- Patent number 5,523,829
- Issue date Jun 4, 1996
- Canon Kabushiki Kaisha
- Toshiaki Miyashiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with select relation among distances in rec...
- Patent number 5,508,796
- Issue date Apr 16, 1996
- Canon Kabushiki Kaisha
- Hiroshi Sasame
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having toner depletion detection feature
- Patent number 5,471,284
- Issue date Nov 28, 1995
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,414,493
- Issue date May 9, 1995
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having transfer material carrying member
- Patent number 5,390,012
- Issue date Feb 14, 1995
- Canon Kabushiki Kaisha
- Toshiaki Miyashiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using one component toner with improved flowab...
- Patent number 5,307,127
- Issue date Apr 26, 1994
- Canon Kabushiki Kaisha
- Tetsuya Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge with toner depletion detection feature and image...
- Patent number 5,229,821
- Issue date Jul 20, 1993
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,032,852
- Issue date Jul 16, 1991
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing method and apparatus for a photocopier
- Patent number 4,766,468
- Issue date Aug 23, 1988
- Canon Kabushiki Kaisha
- Nagao Hosono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording head assembly using magnetic toner and image forming appa...
- Patent number 4,739,348
- Issue date Apr 19, 1988
- Canon Kabushiki Kaisha
- Yujiro Ando
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multicolor image recording method and device utilizing a single ima...
- Patent number 4,682,880
- Issue date Jul 28, 1987
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,658,275
- Issue date Apr 14, 1987
- Canon Kabushiki Kaisha
- Haruo Fujii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image recording apparatus
- Patent number 4,590,496
- Issue date May 20, 1986
- Canon Kabushiki Kaisha
- Tsutomu Toyono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording apparatus
- Patent number 4,573,061
- Issue date Feb 25, 1986
- Canon Kabushiki Kaisha
- Haruo Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,502,061
- Issue date Feb 26, 1985
- Canon Kabushiki Kaisha
- Yujiro Ando
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording method and apparatus
- Patent number 4,491,855
- Issue date Jan 1, 1985
- Canon Kabushiki Kaisha
- Haruo Fujii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Cleaning device for modulation control means
- Patent number 4,478,510
- Issue date Oct 23, 1984
- Canon Kabushiki Kaisha
- Haruo Fujii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Image forming apparatus
- Publication number 20020126195
- Publication date Sep 12, 2002
- Haruo Fujii
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Haruo Fujii

Person

Patents Grantslast 30 patents

Image forming apparatus with switching elements

Image processing apparatus and method having improved color-boundar...

Image forming apparatus using intermediate transfer member

Image forming apparatus for performing correction control, based on...

Developing apparatus including a control function for applied perio...

Image forming apparatus for performing image density control

Image forming apparatus with delayed discharge by discharge means

Image forming apparatus with function of requesting exchange of fix...

Developing apparatus forming alternating electric field between ima...

Image forming apparatus which reduces toner fusion on an image bear...

Image forming apparatus having recording material carrying member

Image forming apparatus with select relation among distances in rec...

Image forming apparatus having toner depletion detection feature

Image forming apparatus

Image forming apparatus having transfer material carrying member

Developing apparatus using one component toner with improved flowab...

Process cartridge with toner depletion detection feature and image...

Image forming apparatus

Developing method and apparatus for a photocopier

Recording head assembly using magnetic toner and image forming appa...

Multicolor image recording method and device utilizing a single ima...

Image forming apparatus

Image recording apparatus

Image recording apparatus

Image forming apparatus

Image recording method and apparatus

Cleaning device for modulation control means

Patents Applicationslast 30 patents

Image forming apparatus