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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
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G03G2221/1861
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus and process cartridge including protrusion...
Patent number
12,222,673
Issue date
Feb 11, 2025
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
12,105,466
Issue date
Oct 1, 2024
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
12,099,325
Issue date
Sep 24, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge including photosensitive drum and developing roller that...
Patent number
12,045,004
Issue date
Jul 23, 2024
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge with movable force receiving portion configured t...
Patent number
11,940,755
Issue date
Mar 26, 2024
JIANGXI YIBO E-TECH CO.LTD.
Liangliang Hu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Drum cartridge and image forming apparatus having residual toner co...
Patent number
11,860,567
Issue date
Jan 2, 2024
Brother Kogyo Kabushiki Kaisha
Enao Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,846,910
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,841,673
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge and developing cartridge including a frame and sheet memb...
Patent number
11,841,647
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge including photosensitive drum and developing roller that...
Patent number
11,789,401
Issue date
Oct 17, 2023
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge having positioning features including guides extend...
Patent number
11,754,969
Issue date
Sep 12, 2023
Lexmark International, Inc.
Brian Scott Carpenter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge having a protrusion with a surface configured to...
Patent number
11,754,970
Issue date
Sep 12, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
11,599,058
Issue date
Mar 7, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,592,782
Issue date
Feb 28, 2023
Canon Kabushiki Kaisha
Satoshi Koga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,579,563
Issue date
Feb 14, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,567,447
Issue date
Jan 31, 2023
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
11,561,503
Issue date
Jan 24, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge including a member movable relative to a frame of the car...
Patent number
11,531,301
Issue date
Dec 20, 2022
Canon Kabushiki Kaisha
Yukio Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge having toner removing sheet in contact with photosensitiv...
Patent number
11,480,916
Issue date
Oct 25, 2022
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,460,802
Issue date
Oct 4, 2022
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge having positioning features including guides extend...
Patent number
11,340,554
Issue date
May 24, 2022
Lexmark International, Inc.
Brian Scott Carpenter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,327,432
Issue date
May 10, 2022
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,215,949
Issue date
Jan 4, 2022
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
11,181,860
Issue date
Nov 23, 2021
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including a movable engageable member and p...
Patent number
11,156,954
Issue date
Oct 26, 2021
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge with a sheet to remove matter from a surface of a photose...
Patent number
11,112,753
Issue date
Sep 7, 2021
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
10,996,620
Issue date
May 4, 2021
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
10,976,696
Issue date
Apr 13, 2021
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge having positioning features including guides extend...
Patent number
10,942,486
Issue date
Mar 9, 2021
Lexmark International, Inc.
Brian Scott Carpenter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge, process cartridge, and image forming apparatus
Patent number
10,935,926
Issue date
Mar 2, 2021
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20250013192
Publication date
Jan 9, 2025
Canon Kabushiki Kaisha
ISAO KOISHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240427282
Publication date
Dec 26, 2024
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE WITH TONER RECEIVING UNIT AT PIVOT AXIS OF DEVELO...
Publication number
20240427283
Publication date
Dec 26, 2024
Hewlett-Packard Development Company, L.P.
Sanghoon LEE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240411266
Publication date
Dec 12, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE INCLUDING PHOTOSENSITIVE DRUM AND DEVELOPING ROLLER THAT...
Publication number
20240345536
Publication date
Oct 17, 2024
Canon Kabushiki Kaisha
Toshiaki TAKEUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ATTACHMENT AND PRINTING SYSTEM
Publication number
20240184240
Publication date
Jun 6, 2024
SEIKO EPSON CORPORATION
Shun OYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240077832
Publication date
Mar 7, 2024
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20240061371
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND DEVELOPING CARTRIDGE
Publication number
20240061362
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE INCLUDING PHOTOSENSITIVE DRUM AND DEVELOPING ROLLER THAT...
Publication number
20230418212
Publication date
Dec 28, 2023
Canon Kabushiki Kaisha
Toshiaki Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20230418219
Publication date
Dec 28, 2023
Canon Kabushiki Kaisha
YUKO HARADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20230367260
Publication date
Nov 16, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, PROCESS CARTRIDGES, AND CONNECTING MEMBER
Publication number
20230205129
Publication date
Jun 29, 2023
Canon Kabushiki Kaisha
Masahiro Suetsugu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20230135180
Publication date
May 4, 2023
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20230110629
Publication date
Apr 13, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20230093103
Publication date
Mar 23, 2023
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND DEVELOPING CARTRIDGE
Publication number
20230013196
Publication date
Jan 19, 2023
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220291626
Publication date
Sep 15, 2022
Canon Kabushiki Kaisha
Satoshi Koga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CARTRIDGE HAVING POSITIONING FEATURES INCLUDING GUIDES EXTEND...
Publication number
20220244677
Publication date
Aug 4, 2022
Lexmark International, Inc.
BRIAN SCOTT CARPENTER
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20220236690
Publication date
Jul 28, 2022
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20220035308
Publication date
Feb 3, 2022
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20210405583
Publication date
Dec 30, 2021
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND DEVELOPING CARTRIDGE
Publication number
20210364983
Publication date
Nov 25, 2021
Canon Kabushiki Kaisha
Takuya Kawakami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE
Publication number
20210333749
Publication date
Oct 28, 2021
JIANGXI YIBO E-TECH CO. LTD.
Liangliang HU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20210216036
Publication date
Jul 15, 2021
Canon Kabushiki Kaisha
Noriyuki Komatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20210181671
Publication date
Jun 17, 2021
Canon Kabushiki Kaisha
Akira Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CARTRIDGE HAVING POSITIONING FEATURES INCLUDING GUIDES EXTEND...
Publication number
20210157264
Publication date
May 27, 2021
Lexmark International, Inc.
BRIAN SCOTT CARPENTER
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE HAVING RESTRICTED MOVEMENT, PROCESS CARTRIDGE AND...
Publication number
20210124304
Publication date
Apr 29, 2021
Canon Kabushiki Kaisha
Tachio Kawai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE
Publication number
20210109479
Publication date
Apr 15, 2021
Canon Kabushiki Kaisha
Yukio Kubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CARTRIDGE HAVING POSITIONING FEATURES INCLUDING GUIDES EXTEND...
Publication number
20210003962
Publication date
Jan 7, 2021
Lexmark International, Inc.
BRIAN SCOTT CARPENTER
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY