Kouji Yasukawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power control device, fixing device, and image forming apparatus
- Patent number 12,169,379
- Issue date Dec 17, 2024
- Canon Kabushiki Kaisha
- Satoru Nagashima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fixing unit and image forming apparatus
- Patent number 12,055,879
- Issue date Aug 6, 2024
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing unit and image forming apparatus
- Patent number 11,709,448
- Issue date Jul 25, 2023
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing unit and image forming apparatus
- Patent number 11,156,951
- Issue date Oct 26, 2021
- Canon Kabushiki Kaisha
- Tatsuya Kinukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heating apparatus and image forming apparatus for controlling condu...
- Patent number 10,928,759
- Issue date Feb 23, 2021
- Canon Kabushiki Kaisha
- Ken Oi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus and image forming apparatus
- Patent number 10,222,735
- Issue date Mar 5, 2019
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High voltage power supply and image forming apparatus
- Patent number 9,229,376
- Issue date Jan 5, 2016
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Color image forming apparatus
- Patent number 9,052,670
- Issue date Jun 9, 2015
- Canon Kabushiki Kaisha
- Masaru Shimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus
- Patent number 8,831,444
- Issue date Sep 9, 2014
- Canon Kabushiki Kaisha
- Masaru Shimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply device and image forming apparatus
- Patent number 7,898,149
- Issue date Mar 1, 2011
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply device and image forming apparatus using the power sup...
- Patent number 7,579,749
- Issue date Aug 25, 2009
- Canon Kabushiki Kaisha
- Hiroki Murata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply unit in image forming apparatus
- Patent number 7,548,708
- Issue date Jun 16, 2009
- Canon Kabushiki Kaisha
- Osamu Nagasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply apparatus, and image forming apparatus having the same
- Patent number 7,425,789
- Issue date Sep 16, 2008
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply apparatus, and image forming apparatus having the same
- Patent number 7,265,479
- Issue date Sep 4, 2007
- Canon Kabushiki Kaisha
- Atsuhiko Yamaguchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
FIXING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20240337974
- Publication date Oct 10, 2024
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20230305463
- Publication date Sep 28, 2023
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER CONTROL DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20230273561
- Publication date Aug 31, 2023
- Canon Kabushiki Kaisha
- SATORU NAGASHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20210405558
- Publication date Dec 30, 2021
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING UNIT AND IMAGE FORMING APPARATUS
- Publication number 20210263461
- Publication date Aug 26, 2021
- Canon Kabushiki Kaisha
- Tatsuya Kinukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HEATING APPARATUS AND IMAGE FORMING APPARATUS FOR CONTROLLING CONDU...
- Publication number 20200233350
- Publication date Jul 23, 2020
- Canon Kabushiki Kaisha
- Ken Oi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20180113404
- Publication date Apr 26, 2018
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COLOR IMAGE FORMING APPARATUS
- Publication number 20140341596
- Publication date Nov 20, 2014
- Masaru Shimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HIGH VOLTAGE POWER SUPPLY AND IMAGE FORMING APPARATUS
- Publication number 20130064565
- Publication date Mar 14, 2013
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COLOR IMAGE FORMING APPARATUS
- Publication number 20120230705
- Publication date Sep 13, 2012
- Canon Kabushiki Kaisha
- Masaru Shimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Power supply device and image forming apparatus
- Publication number 20080260402
- Publication date Oct 23, 2008
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS USING THE POWER SUP...
- Publication number 20070007855
- Publication date Jan 11, 2007
- Canon Kabushiki Kaisha
- Hiroki Murata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY APPARATUS, AND IMAGE FORMING APPARATUS HAVING THE SAME
- Publication number 20060273688
- Publication date Dec 7, 2006
- Canon Kabushiki Kaisha
- Kouji Yasukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY UNIT IN IMAGE FORMING APPARATUS
- Publication number 20060222398
- Publication date Oct 5, 2006
- Canon Kabushiki Kaisha
- Osamu Nagasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY APPARATUS, AND IMAGE FORMING APPARATUS HAVING THE SAME
- Publication number 20060220495
- Publication date Oct 5, 2006
- Canon Kabushiki Kaisha
- ATSUHIKO YAMAGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kouji Yasukawa

Person

Patents Grantslast 30 patents

Power control device, fixing device, and image forming apparatus

Fixing unit and image forming apparatus

Fixing unit and image forming apparatus

Fixing unit and image forming apparatus

Heating apparatus and image forming apparatus for controlling condu...

Fixing apparatus and image forming apparatus

High voltage power supply and image forming apparatus

Color image forming apparatus

Color image forming apparatus

Power supply device and image forming apparatus

Power supply device and image forming apparatus using the power sup...

Power supply unit in image forming apparatus

Power supply apparatus, and image forming apparatus having the same

Power supply apparatus, and image forming apparatus having the same

Patents Applicationslast 30 patents

FIXING UNIT AND IMAGE FORMING APPARATUS

FIXING UNIT AND IMAGE FORMING APPARATUS

POWER CONTROL DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FIXING UNIT AND IMAGE FORMING APPARATUS

FIXING UNIT AND IMAGE FORMING APPARATUS

HEATING APPARATUS AND IMAGE FORMING APPARATUS FOR CONTROLLING CONDU...

FIXING APPARATUS AND IMAGE FORMING APPARATUS

COLOR IMAGE FORMING APPARATUS

HIGH VOLTAGE POWER SUPPLY AND IMAGE FORMING APPARATUS

COLOR IMAGE FORMING APPARATUS

Power supply device and image forming apparatus

POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS USING THE POWER SUP...

POWER SUPPLY APPARATUS, AND IMAGE FORMING APPARATUS HAVING THE SAME

POWER SUPPLY UNIT IN IMAGE FORMING APPARATUS

POWER SUPPLY APPARATUS, AND IMAGE FORMING APPARATUS HAVING THE SAME