Katsunori Yokoyama

Person

Suntou-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Damping component and damping structure
- Patent number 10,054,181
- Issue date Aug 21, 2018
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Damping structure
- Patent number 9,958,026
- Issue date May 1, 2018
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cover for image forming apparatus
- Patent number 9,915,913
- Issue date Mar 13, 2018
- Canon Kabushiki Kaisha
- Kazuaki Takahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Damping component and structure including the same
- Patent number 9,863,496
- Issue date Jan 9, 2018
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Developing apparatus
- Patent number 8,019,258
- Issue date Sep 13, 2011
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive drum, electrophotographic image...
- Patent number 7,929,009
- Issue date Apr 19, 2011
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 7,840,168
- Issue date Nov 23, 2010
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus
- Patent number 7,528,859
- Issue date May 5, 2009
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus, processing cartridge, and image forming appar...
- Patent number 7,463,854
- Issue date Dec 9, 2008
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning member, cleaning unit, process cartridge, and electrophoto...
- Patent number 7,440,724
- Issue date Oct 21, 2008
- Canon Kabushiki Kaisha
- Tomokazu Morita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer conveyance screw
- Patent number 7,366,451
- Issue date Apr 29, 2008
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 6,330,409
- Issue date Dec 11, 2001
- Canon Kabushiki Kaisha
- Kazushi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bearing, process cartridge and electrophotographic image forming ap...
- Patent number 6,246,849
- Issue date Jun 12, 2001
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge having a coupling pin and a coupling pin comprisi...
- Patent number 6,236,821
- Issue date May 22, 2001
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 6,169,866
- Issue date Jan 2, 2001
- Canon Kabushiki Kaisha
- Kazushi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 6,144,398
- Issue date Nov 7, 2000
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
End cover, process cartridge and assembling method for process cart...
- Patent number 6,118,960
- Issue date Sep 12, 2000
- Canon Kabushiki Kaisha
- Takao Nakagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus to which a process cart...
- Patent number 6,101,354
- Issue date Aug 8, 2000
- Canon Kabushiki Kaisha
- Takao Nakagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrical connector, process cartridge and electrophotographic ima...
- Patent number 6,097,908
- Issue date Aug 1, 2000
- Canon Kabushiki Kaisha
- Seiji Uchiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply for a charging apparatus having a contact charger for...
- Patent number 6,064,841
- Issue date May 16, 2000
- Canon Kabushiki Kaisha
- Hiroomi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 6,044,237
- Issue date Mar 28, 2000
- Canon Kabushiki Kaisha
- Atsushi Numagami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 6,029,032
- Issue date Feb 22, 2000
- Canon Kabushiki Kaisha
- Kazushi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Assembling method of process cartridge, assembling method and proce...
- Patent number 6,016,413
- Issue date Jan 18, 2000
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus h...
- Patent number 6,006,058
- Issue date Dec 21, 1999
- Canon Kabushiki Kaisha
- Kazushi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, assembling method of process cartridge, assembli...
- Patent number 5,966,568
- Issue date Oct 12, 1999
- Canon Kabushiki Kaisha
- Atsushi Numagami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 5,937,239
- Issue date Aug 10, 1999
- Canon Kabushiki Kaisha
- Kazushi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 5,937,242
- Issue date Aug 10, 1999
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having magnet roll fixed by welding and method of...
- Patent number 5,768,669
- Issue date Jun 16, 1998
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reconditioning method for developing roller
- Patent number 5,765,286
- Issue date Jun 16, 1998
- Canon Kabushiki Kaisha
- Minoru Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20170097606
- Publication date Apr 6, 2017
- Canon Kabushiki Kaisha
- Kazuaki Takahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE TRANSMISSION MECHANISM AND IMAGE FORMING APPARATUS INCLUDING...
- Publication number 20160378050
- Publication date Dec 29, 2016
- Canon Kabushiki Kaisha
- Shinji Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DAMPING COMPONENT AND DAMPING STRUCTURE
- Publication number 20160273605
- Publication date Sep 22, 2016
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DAMPING STRUCTURE
- Publication number 20160273611
- Publication date Sep 22, 2016
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DAMPING COMPONENT AND STRUCTURE INCLUDING THE SAME
- Publication number 20160273612
- Publication date Sep 22, 2016
- Canon Kabushiki Kaisha
- Rie Endo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DEVELOPING APPARATUS
- Publication number 20110026978
- Publication date Feb 3, 2011
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20080131166
- Publication date Jun 5, 2008
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM, ELECTROPHOTOGRAPHIC IMAGE...
- Publication number 20080131165
- Publication date Jun 5, 2008
- Canon Kabushiki Kaisha
- Katsunori Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS
- Publication number 20070297834
- Publication date Dec 27, 2007
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS, PROCESSING CARTRIDGE, AND IMAGE FORMING APPAR...
- Publication number 20070297833
- Publication date Dec 27, 2007
- Canon Kabushiki Kaisha
- Shinichi Nishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYANCE SCREW
- Publication number 20060159492
- Publication date Jul 20, 2006
- Canon Kabushiki Kaisha
- Katsunori YOKOYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cleaning member, cleaning unit, process cartridge, and electrophoto...
- Publication number 20060127146
- Publication date Jun 15, 2006
- Canon Kabushiki Kaisha
- Tomokazu Morita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Katsunori Yokoyama

Person

Patents Grantslast 30 patents

Damping component and damping structure

Damping structure

Cover for image forming apparatus

Damping component and structure including the same

Developing apparatus

Electrophotographic photosensitive drum, electrophotographic image...

Developing apparatus

Electrophotographic image forming apparatus

Developing apparatus, processing cartridge, and image forming appar...

Cleaning member, cleaning unit, process cartridge, and electrophoto...

Developer conveyance screw

Process cartridge and electrophotographic image forming apparatus

Bearing, process cartridge and electrophotographic image forming ap...

Process cartridge having a coupling pin and a coupling pin comprisi...

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

End cover, process cartridge and assembling method for process cart...

Electrophotographic image forming apparatus to which a process cart...

Electrical connector, process cartridge and electrophotographic ima...

Power supply for a charging apparatus having a contact charger for...

Developing apparatus

Process cartridge and electrophotographic image forming apparatus

Assembling method of process cartridge, assembling method and proce...

Process cartridge and electrophotographic image forming apparatus h...

Process cartridge, assembling method of process cartridge, assembli...

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Developing device having magnet roll fixed by welding and method of...

Reconditioning method for developing roller

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

DRIVE TRANSMISSION MECHANISM AND IMAGE FORMING APPARATUS INCLUDING...

DAMPING COMPONENT AND DAMPING STRUCTURE

DAMPING STRUCTURE

DAMPING COMPONENT AND STRUCTURE INCLUDING THE SAME

DEVELOPING APPARATUS

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM, ELECTROPHOTOGRAPHIC IMAGE...

DEVELOPING APPARATUS

DEVELOPING APPARATUS, PROCESSING CARTRIDGE, AND IMAGE FORMING APPAR...

DEVELOPER CONVEYANCE SCREW

Cleaning member, cleaning unit, process cartridge, and electrophoto...