Tsuyoshi Kunishi

Person

Ibaraki-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Discharge wire, method of manufacturing discharge wire and electrif...
- Patent number 6,917,776
- Issue date Jul 12, 2005
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image forming apparatus with vibration-caused image defect preventi...
- Patent number 6,636,719
- Issue date Oct 21, 2003
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing discharge wire
- Patent number 6,605,165
- Issue date Aug 12, 2003
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image forming apparatus for outputting image in response to digital...
- Patent number 6,501,492
- Issue date Dec 31, 2002
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus and method for reproducing high quality...
- Patent number 6,226,108
- Issue date May 1, 2001
- Canon Kabushiki Kaisha
- Yuichiro Toyohara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus having a charging member with plural chargi...
- Patent number 5,991,557
- Issue date Nov 23, 1999
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus with power control based on temperature gradient
- Patent number 5,987,275
- Issue date Nov 16, 1999
- Canon Kabushiki Kaisha
- Yuichiro Toyohara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,907,739
- Issue date May 25, 1999
- Canon Kabushiki Kaisha
- Takeo Tsunemi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and related method of image forming
- Patent number 5,790,918
- Issue date Aug 4, 1998
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Developing device having a residual toner amount discrimination fea...
- Patent number 5,790,917
- Issue date Aug 4, 1998
- Canon Kabushiki Kaisha
- Keizo Takura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus for inputting and processing plural type...
- Patent number 5,771,314
- Issue date Jun 23, 1998
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrophotographic image forming apparatus with density regulating...
- Patent number 5,760,930
- Issue date Jun 2, 1998
- Canon Kabushiki Kaisha
- Nobumasa Fukuzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 5,726,759
- Issue date Mar 10, 1998
- Canon Kabushiki Kaisha
- Yukio Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus for inputting and processing plural type...
- Patent number 5,677,774
- Issue date Oct 14, 1997
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fixing device having a power supply control element for controlling...
- Patent number 5,671,462
- Issue date Sep 23, 1997
- Canon Kabushiki Kaisha
- Yuichiro Toyohara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming method of digital type having aut...
- Patent number 5,563,645
- Issue date Oct 8, 1996
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus with plural developing devices
- Patent number 4,992,831
- Issue date Feb 12, 1991
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Discharge wire, method of manufacturing discharge wire and electrif...
- Publication number 20030203226
- Publication date Oct 30, 2003
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF MANUFACTURING DISCHARGE WIRE
- Publication number 20030129426
- Publication date Jul 10, 2003
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030031488
- Publication date Feb 13, 2003
- Canon Kabushiki Kaisha
- Tsuyoshi Kunishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tsuyoshi Kunishi

Person

Patents Grantslast 30 patents

Discharge wire, method of manufacturing discharge wire and electrif...

Image forming apparatus with vibration-caused image defect preventi...

Method of manufacturing discharge wire

Image forming apparatus for outputting image in response to digital...

Image processing apparatus and method for reproducing high quality...

Image forming apparatus having a charging member with plural chargi...

Fixing apparatus with power control based on temperature gradient

Image forming apparatus

Image forming apparatus and related method of image forming

Developing device having a residual toner amount discrimination fea...

Image processing apparatus for inputting and processing plural type...

Electrophotographic image forming apparatus with density regulating...

Image forming apparatus

Image processing apparatus for inputting and processing plural type...

Fixing device having a power supply control element for controlling...

Electrophotographic image forming method of digital type having aut...

Image forming apparatus with plural developing devices

Patents Applicationslast 30 patents

Discharge wire, method of manufacturing discharge wire and electrif...

METHOD OF MANUFACTURING DISCHARGE WIRE

Image forming apparatus