Koji Yamaguchi

Person

Numazu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 12,124,211
- Issue date Oct 22, 2024
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 12,072,668
- Issue date Aug 27, 2024
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image forming apparatus
- Patent number 11,960,225
- Issue date Apr 16, 2024
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,762,330
- Issue date Sep 19, 2023
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,442,405
- Issue date Sep 13, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,442,404
- Issue date Sep 13, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,435,693
- Issue date Sep 6, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,378,912
- Issue date Jul 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,378,911
- Issue date Jul 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image forming apparatus
- Patent number 11,360,416
- Issue date Jun 14, 2022
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,347,182
- Issue date May 31, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,334,023
- Issue date May 17, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Photosensitive drum for process cartridge for image forming apparatus
- Patent number D950642
- Issue date May 3, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- D18 - Printing and office machinery
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,294,328
- Issue date Apr 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,294,329
- Issue date Apr 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,294,331
- Issue date Apr 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,294,330
- Issue date Apr 5, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,269,290
- Issue date Mar 8, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,262,693
- Issue date Mar 1, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,262,694
- Issue date Mar 1, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,221,583
- Issue date Jan 11, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,086,270
- Issue date Aug 10, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,079,717
- Issue date Aug 3, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,073,790
- Issue date Jul 27, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,073,791
- Issue date Jul 27, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,067,948
- Issue date Jul 20, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,067,947
- Issue date Jul 20, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,061,366
- Issue date Jul 13, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,061,365
- Issue date Jul 13, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Drum unit, cartridge and coupling member
- Patent number 11,061,367
- Issue date Jul 13, 2021
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20240310779
- Publication date Sep 19, 2024
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20230375976
- Publication date Nov 23, 2023
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20220269201
- Publication date Aug 25, 2022
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20220066385
- Publication date Mar 3, 2022
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210191297
- Publication date Jun 24, 2021
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200073323
- Publication date Mar 5, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200073324
- Publication date Mar 5, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER UNIT, DEVELOPING APPARATUS, AND PROCESS CARTRIDGE
- Publication number 20200041930
- Publication date Feb 6, 2020
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER ACCOMMODATING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...
- Publication number 20200041931
- Publication date Feb 6, 2020
- Canon Kabushiki Kaisha
- Fumito Nonaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200041953
- Publication date Feb 6, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200041954
- Publication date Feb 6, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033792
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033797
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033791
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033794
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033795
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033799
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033793
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033798
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20200033796
- Publication date Jan 30, 2020
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER ACCOMMODATING MEMBER, DEVELOPER ACCOMMODATING UNIT, DEVEL...
- Publication number 20190113865
- Publication date Apr 18, 2019
- Canon Kabushiki Kaisha
- Hiroomi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20190018363
- Publication date Jan 17, 2019
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROTATABLE MEMBER, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20180299826
- Publication date Oct 18, 2018
- Canon Kabushiki Kaisha
- Fumito Nonaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROTATABLE MEMBER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS IN...
- Publication number 20180292766
- Publication date Oct 11, 2018
- Canon Kabushiki Kaisha
- Koji Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROTATING MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20170371264
- Publication date Dec 28, 2017
- Canon Kabushiki Kaisha
- Fumito Nonaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROLLER, ROTATING MEMBER UNIT, CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20170371263
- Publication date Dec 28, 2017
- Canon Kabushiki Kaisha
- Makoto Hayashida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE AND COUPLING MEMBER
- Publication number 20170351214
- Publication date Dec 7, 2017
- Canon Kabushiki Kaisha
- Tetsuo Uesugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROLLER MEMBER, ROLLER SUPPORTING MECHANISM, AND METALLIC SHAFT
- Publication number 20150277265
- Publication date Oct 1, 2015
- Canon Kabushiki Kaisha
- Hiroomi Matsuzaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER ACCOMMODATING UNIT, MANUFACTURING METHOD THEREOF, PROCESS...
- Publication number 20150234319
- Publication date Aug 20, 2015
- Canon Kabushiki Kaisha
- Junichi Matsumura
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
DEVELOPING CATRIDGE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20150205226
- Publication date Jul 23, 2015
- Canon Kabushiki Kaisha
- Noriyuki Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Koji Yamaguchi

Person

Patents Grantslast 30 patents

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Image forming apparatus

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Image forming apparatus

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Photosensitive drum for process cartridge for image forming apparatus

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Drum unit, cartridge and coupling member

Patents Applicationslast 30 patents

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

IMAGE FORMING APPARATUS

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

IMAGE FORMING APPARATUS

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DEVELOPER CONTAINER UNIT, DEVELOPING APPARATUS, AND PROCESS CARTRIDGE

DEVELOPER ACCOMMODATING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

DEVELOPER ACCOMMODATING MEMBER, DEVELOPER ACCOMMODATING UNIT, DEVEL...

CARTRIDGE AND IMAGE FORMING APPARATUS

ROTATABLE MEMBER, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

ROTATABLE MEMBER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS IN...

ROTATING MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

ROLLER, ROTATING MEMBER UNIT, CARTRIDGE, AND IMAGE FORMING APPARATUS

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

ROLLER MEMBER, ROLLER SUPPORTING MECHANISM, AND METALLIC SHAFT

DEVELOPER ACCOMMODATING UNIT, MANUFACTURING METHOD THEREOF, PROCESS...

DEVELOPING CATRIDGE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS