Shuichi Gofuku

Person

Numazu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 12,292,711
- Issue date May 6, 2025
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge, toner cartridge, and image forming apparatus
- Patent number 12,222,674
- Issue date Feb 11, 2025
- Canon Kabushiki Kaisha
- Yosuke Kashiide
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 12,174,582
- Issue date Dec 24, 2024
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 12,130,581
- Issue date Oct 29, 2024
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive mechanism and image forming apparatus
- Patent number 12,050,423
- Issue date Jul 30, 2024
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 11,971,682
- Issue date Apr 30, 2024
- Canon Kabushiki Kaisha
- Hideki Kakuta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer storage device and image forming apparatus to determine s...
- Patent number 11,841,646
- Issue date Dec 12, 2023
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 11,687,029
- Issue date Jun 27, 2023
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 11,650,538
- Issue date May 16, 2023
- Canon Kabushiki Kaisha
- Hideki Kakuta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 11,320,782
- Issue date May 3, 2022
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 11,314,201
- Issue date Apr 26, 2022
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a movement mechanism for moving a...
- Patent number 11,237,498
- Issue date Feb 1, 2022
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 11,226,585
- Issue date Jan 18, 2022
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge remanufacturing method and cartridge
- Patent number 10,732,545
- Issue date Aug 4, 2020
- Canon Kabushiki Kaisha
- Toshiaki Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 10,691,063
- Issue date Jun 23, 2020
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and image forming apparatus
- Patent number 10,670,986
- Issue date Jun 2, 2020
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and image forming apparatus
- Patent number 10,545,427
- Issue date Jan 28, 2020
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and process cartridge
- Patent number 10,372,062
- Issue date Aug 6, 2019
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Gear unit, developing device, and manufacturing method therefor
- Patent number 10,101,688
- Issue date Oct 16, 2018
- Canon Kabushiki Kaisha
- Hideki Maeshima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 9,964,921
- Issue date May 8, 2018
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developing device, process cartridge, and imag...
- Patent number 9,785,086
- Issue date Oct 10, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developing apparatus, process cartridge, and i...
- Patent number 9,785,087
- Issue date Oct 10, 2017
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 9,696,684
- Issue date Jul 4, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D790004
- Issue date Jun 20, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- D18 - Printing and office machinery
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D790005
- Issue date Jun 20, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- D18 - Printing and office machinery
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D789446
- Issue date Jun 13, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- D18 - Printing and office machinery
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D788213
- Issue date May 30, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- D18 - Printing and office machinery
Information Patent Grant
Cleaning apparatus, process cartridge, and image forming apparatus
- Patent number 9,658,591
- Issue date May 23, 2017
- Canon Kabushiki Kaisha
- Yoshihiro Mitsui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 9,519,264
- Issue date Dec 13, 2016
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developing device, process cartridge, and imag...
- Patent number 9,310,713
- Issue date Apr 12, 2016
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CARTRIDGE, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20250138475
- Publication date May 1, 2025
- Canon Kabushiki Kaisha
- YOSUKE KASHIIDE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20250123589
- Publication date Apr 17, 2025
- Canon Kabushiki Kaisha
- SHUICHI GOFUKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND...
- Publication number 20250110423
- Publication date Apr 3, 2025
- Canon Kabushiki Kaisha
- TETSUO UESUGI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20240369968
- Publication date Nov 7, 2024
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20240369967
- Publication date Nov 7, 2024
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20240210875
- Publication date Jun 27, 2024
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20240094660
- Publication date Mar 21, 2024
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20230418221
- Publication date Dec 28, 2023
- Canon Kabushiki Kaisha
- YOSUKE KASHIIDE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20230273570
- Publication date Aug 31, 2023
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20230244181
- Publication date Aug 3, 2023
- Canon Kabushiki Kaisha
- Hideki Kakuta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE MECHANISM AND IMAGE FORMING APPARATUS
- Publication number 20230195016
- Publication date Jun 22, 2023
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20220382185
- Publication date Dec 1, 2022
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20220171328
- Publication date Jun 2, 2022
- Canon Kabushiki Kaisha
- Hideki Kakuta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20220066386
- Publication date Mar 3, 2022
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210149323
- Publication date May 20, 2021
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20210011429
- Publication date Jan 14, 2021
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE REMANUFACTURING METHOD AND CARTRIDGE
- Publication number 20200073286
- Publication date Mar 5, 2020
- Canon Kabushiki Kaisha
- Toshiaki Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20190101849
- Publication date Apr 4, 2019
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20190101846
- Publication date Apr 4, 2019
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20180239302
- Publication date Aug 23, 2018
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20170242396
- Publication date Aug 24, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20170068210
- Publication date Mar 9, 2017
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CLEANING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20160291531
- Publication date Oct 6, 2016
- Canon Kabushiki Kaisha
- Yoshihiro Mitsui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING APPARATUS, PROCESS CARTRIDGE, AND I...
- Publication number 20160282764
- Publication date Sep 29, 2016
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...
- Publication number 20160282763
- Publication date Sep 29, 2016
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
GEAR UNIT, DEVELOPING DEVICE, AND MANUFACTURING METHOD THEREFOR
- Publication number 20160216637
- Publication date Jul 28, 2016
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20150277367
- Publication date Oct 1, 2015
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...
- Publication number 20150261131
- Publication date Sep 17, 2015
- Canon Kabushiki Kaisha
- Hideki Maeshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20140086599
- Publication date Mar 27, 2014
- Canon Kabushiki Kaisha
- Shuichi Gofuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20140050503
- Publication date Feb 20, 2014
- Canon Kabushiki Kaisha
- Kazuo Chadani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Shuichi Gofuku

Person

Patents Grantslast 30 patents

Process cartridge and image forming apparatus

Cartridge, toner cartridge, and image forming apparatus

Process cartridge and image forming apparatus

Process cartridge and image forming apparatus

Drive mechanism and image forming apparatus

Cartridge and image forming apparatus

Developer storage device and image forming apparatus to determine s...

Process cartridge and image forming apparatus

Cartridge and image forming apparatus

Process cartridge and image forming apparatus

Process cartridge and image forming apparatus

Image forming apparatus including a movement mechanism for moving a...

Process cartridge and image forming apparatus

Cartridge remanufacturing method and cartridge

Process cartridge and image forming apparatus

Developing apparatus and image forming apparatus

Developing apparatus and image forming apparatus

Developing apparatus and process cartridge

Gear unit, developing device, and manufacturing method therefor

Process cartridge and image forming apparatus

Developer container, developing device, process cartridge, and imag...

Developer container, developing apparatus, process cartridge, and i...

Process cartridge and image forming apparatus

Process cartridge for image forming apparatus

Process cartridge for image forming apparatus

Process cartridge for image forming apparatus

Process cartridge for image forming apparatus

Cleaning apparatus, process cartridge, and image forming apparatus

Process cartridge and image forming apparatus

Developer container, developing device, process cartridge, and imag...

Patents Applicationslast 30 patents

CARTRIDGE, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND...

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS

CARTRIDGE, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

DRIVE MECHANISM AND IMAGE FORMING APPARATUS

DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE REMANUFACTURING METHOD AND CARTRIDGE

DEVELOPING APPARATUS AND PROCESS CARTRIDGE

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

CLEANING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

DEVELOPER CONTAINER, DEVELOPING APPARATUS, PROCESS CARTRIDGE, AND I...

DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...

GEAR UNIT, DEVELOPING DEVICE, AND MANUFACTURING METHOD THEREFOR

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...

DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS