Axial couplings

Industry

CPC
G03G21/186

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00

Current Industry

G03G21/186Axial couplings

Industries

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Patents Grantslast 30 patents

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
Developing cartridge including movable plate for moving holder hold...
- Patent number 12,210,300
- Issue date Jan 28, 2025
- Brother Kogyo Kabushiki Kaisha
- Naoya Kamimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge, attachment and mounting kit
- Patent number 12,210,311
- Issue date Jan 28, 2025
- Canon Kabushiki Kaisha
- Goshi Ozaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Developing cartridge providing layout of electrodes and detection gear
- Patent number 12,204,275
- Issue date Jan 21, 2025
- Brother Kogyo Kabushiki Kaisha
- Keita Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge including supply roller, layer thickness regul...
- Patent number 12,204,274
- Issue date Jan 21, 2025
- Brother Kogyo Kabushiki Kaisha
- Atsushi Fukaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge having a lever movable relative to a casing
- Patent number 12,204,273
- Issue date Jan 21, 2025
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge including shaft and cam having cam surface
- Patent number 12,197,168
- Issue date Jan 14, 2025
- Brother Kogyo Kabushiki Kaisha
- Yuwen Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,189,322
- Issue date Jan 7, 2025
- Canon Kabushiki Kaisha
- Ryosuke Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge with housing having a driving side and an oppo...
- Patent number 12,181,828
- Issue date Dec 31, 2024
- JIANGXI YIBO E-TECH CO.LTD.
- Xiaobing Liu
- 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
Developing cartridge including movable shaft, and cam provided on s...
- Patent number 12,169,385
- Issue date Dec 17, 2024
- Brother Kogyo Kabushiki Kaisha
- Yuwen Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum cartridge including drum contact movable in accordance with at...
- Patent number 12,164,261
- Issue date Dec 10, 2024
- Brother Kogyo Kabushiki Kaisha
- Yuwen Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including particularly arranged driving mec...
- Patent number 12,164,262
- Issue date Dec 10, 2024
- Canon Kabushiki Kaisha
- Yuichi Tanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 12,158,722
- Issue date Dec 3, 2024
- Canon Kabushiki Kaisha
- Noriyuki Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 12,153,374
- Issue date Nov 26, 2024
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Toner supply contaner and mounting unit
- Patent number 12,130,568
- Issue date Oct 29, 2024
- Canon Kabushiki Kaisha
- Yukio Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drum unit, cartridge, process cartridge and electrophotographic ima...
- Patent number 12,130,582
- Issue date Oct 29, 2024
- Canon Kabushiki Kaisha
- Daisuke Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Circuit board unit, attachment unit, and image forming apparatus
- Patent number 12,130,565
- Issue date Oct 29, 2024
- Ricoh Company, Ltd.
- Yuki Oshikawa
- H01 - BASIC ELECTRIC ELEMENTS
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
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
Developing cartridge having coupling and developing roller
- Patent number 12,117,745
- Issue date Oct 15, 2024
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit
- Patent number 12,117,766
- Issue date Oct 15, 2024
- Brother Kogyo Kabushiki Kaisha
- Masatoshi Shiraki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member unit and development unit
- Patent number 12,111,608
- Issue date Oct 8, 2024
- Canon Kabushiki Kaisha
- Masao Uyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,105,468
- Issue date Oct 1, 2024
- Canon Kabushiki Kaisha
- Yasumasa Kido
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge including developing roller and coupling
- Patent number 12,092,992
- Issue date Sep 17, 2024
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Connection structure for coupling with toner cartridge
- Patent number 12,085,886
- Issue date Sep 10, 2024
- Hewlett-Packard Development Company, L.P.
- Changwoo Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge having drum cartridge and developing cartridge in...
- Patent number 12,085,891
- Issue date Sep 10, 2024
- Brother Kogyo Kabushiki Kaisha
- Koji Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Replaceable unit for an electrophotographic image forming device ha...
- Patent number 12,078,954
- Issue date Sep 3, 2024
- Lexmark International, Inc.
- Jeremy Keith Payne
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Cartridge and image forming apparatus
- Patent number 12,072,664
- Issue date Aug 27, 2024
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20250044736
- Publication date Feb 6, 2025
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Process Unit
- Publication number 20250036074
- Publication date Jan 30, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Masatoshi SHIRAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER SUPPLY CONTANER AND MOUNTING UNIT
- Publication number 20250013168
- Publication date Jan 9, 2025
- Canon Kabushiki Kaisha
- YUKIO KUBO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTOSENSITIVE MEMBER UNIT AND DEVELOPMENT UNIT
- Publication number 20250004418
- Publication date Jan 2, 2025
- Canon Kabushiki Kaisha
- Masao Uyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT CAPABLE OF SUPPRESSING COMPLICATION OF WIRING
- Publication number 20240427284
- Publication date Dec 26, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Yuwen Wang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...
- Publication number 20240419122
- Publication date Dec 19, 2024
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND CARTRIDGE
- Publication number 20240419124
- Publication date Dec 19, 2024
- Canon Kabushiki Kaisha
- SOICHI ISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE INCLUDING DEVELOPING ROLLER AND COUPLING
- Publication number 20240419123
- Publication date Dec 19, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE AND ELECTRONIC IMAGING APPARATUS
- Publication number 20240402644
- Publication date Dec 5, 2024
- Zhuhai Ninestar Information Technology Co., Ltd
- Geming DING
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE
- Publication number 20240393740
- Publication date Nov 28, 2024
- Zhuhai Ninestar Information Technology Co., Ltd
- Hao YANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE
- Publication number 20240393741
- Publication date Nov 28, 2024
- Zhuhai Ninestar Information Technology Co., Ltd
- Wenjie ZHAO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240385572
- Publication date Nov 21, 2024
- Canon Kabushiki Kaisha
- YASUMASA KIDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20240385570
- Publication date Nov 21, 2024
- Canon Kabushiki Kaisha
- NORIYUKI KOMATSU
- 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
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20240361723
- Publication date Oct 31, 2024
- Canon Kabushiki Kaisha
- SOHTA SUGIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20240353789
- Publication date Oct 24, 2024
- Canon Kabushiki Kaisha
- Noriyuki Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONDUCTIVE PART, PROCESS CARTRIDGE, AND PROCESS CARTRIDGE SET
- Publication number 20240353793
- Publication date Oct 24, 2024
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Zhe SHAO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE INCLUDING HOUSING AND GEAR
- Publication number 20240353775
- Publication date Oct 24, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS INCLUDING COUPLING MEMBER SELECTIVELY COUPL...
- Publication number 20240345537
- Publication date Oct 17, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Yasushi OKABE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE POSITIONED AT O...
- Publication number 20240345538
- Publication date Oct 17, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Koji ABE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE HAVING ELECTRODE
- Publication number 20240345503
- Publication date Oct 17, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Yasumasa Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM UNIT, CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMA...
- Publication number 20240329595
- Publication date Oct 3, 2024
- Canon Kabushiki Kaisha
- Daisuke Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER
- Publication number 20240329563
- Publication date Oct 3, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao ITABASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING...
- Publication number 20240319663
- Publication date Sep 26, 2024
- Canon Kabushiki Kaisha
- Masaaki Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE MOVABLE RELATIV...
- Publication number 20240319664
- Publication date Sep 26, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao ITABASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS UNIT INCLUDING FIRST AND SECOND RESIN MATERIALS AND IMAGE F...
- Publication number 20240319665
- Publication date Sep 26, 2024
- Canon Kabushiki Kaisha
- Yuichi Sakakibara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE-FORMING APPARATUS INCLUDING MECHANISM FOR OPENING AND CLOSING...
- Publication number 20240319660
- Publication date Sep 26, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Aya ADACHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
IMAGE FORMING APPARATUS INCLUDING PROCESS CARTRIDGE, AND TONER CART...
- Publication number 20240310754
- Publication date Sep 19, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Axial couplings

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Cartridge, toner cartridge, and image forming apparatus

Developing cartridge including movable plate for moving holder hold...

Cartridge, attachment and mounting kit

Developing cartridge providing layout of electrodes and detection gear

Developing cartridge including supply roller, layer thickness regul...

Developing cartridge having a lever movable relative to a casing

Developing cartridge including shaft and cam having cam surface

Image forming apparatus

Developing cartridge with housing having a driving side and an oppo...

Process cartridge and image forming apparatus

Developing cartridge including movable shaft, and cam provided on s...

Drum cartridge including drum contact movable in accordance with at...

Image forming apparatus including particularly arranged driving mec...

Cartridge and image forming apparatus

Electrophotographic image forming apparatus, developing apparatus,...

Toner supply contaner and mounting unit

Drum unit, cartridge, process cartridge and electrophotographic ima...

Circuit board unit, attachment unit, and image forming apparatus

Process cartridge and image forming apparatus

Drum unit, cartridge and coupling member

Developing cartridge having coupling and developing roller

Process unit

Photosensitive member unit and development unit

Image forming apparatus

Developing cartridge including developing roller and coupling

Connection structure for coupling with toner cartridge

Process cartridge having drum cartridge and developing cartridge in...

Replaceable unit for an electrophotographic image forming device ha...

Drum unit, cartridge and coupling member

Cartridge and image forming apparatus

Patents Applicationslast 30 patents

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

Process Unit

TONER SUPPLY CONTANER AND MOUNTING UNIT

PHOTOSENSITIVE MEMBER UNIT AND DEVELOPMENT UNIT

DRUM UNIT CAPABLE OF SUPPRESSING COMPLICATION OF WIRING

PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...

IMAGE FORMING APPARATUS AND CARTRIDGE

DEVELOPING CARTRIDGE INCLUDING DEVELOPING ROLLER AND COUPLING

DEVELOPING CARTRIDGE AND ELECTRONIC IMAGING APPARATUS

DEVELOPING CARTRIDGE

DEVELOPING CARTRIDGE

IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CONDUCTIVE PART, PROCESS CARTRIDGE, AND PROCESS CARTRIDGE SET

DEVELOPING CARTRIDGE INCLUDING HOUSING AND GEAR

IMAGE FORMING APPARATUS INCLUDING COUPLING MEMBER SELECTIVELY COUPL...

DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE POSITIONED AT O...

DEVELOPING CARTRIDGE HAVING ELECTRODE

DRUM UNIT, CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMA...

DEVELOPING CARTRIDGE HAVING COUPLING AND DEVELOPING ROLLER

CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING...

DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE MOVABLE RELATIV...

PROCESS UNIT INCLUDING FIRST AND SECOND RESIN MATERIALS AND IMAGE F...

IMAGE-FORMING APPARATUS INCLUDING MECHANISM FOR OPENING AND CLOSING...

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

IMAGE FORMING APPARATUS INCLUDING PROCESS CARTRIDGE, AND TONER CART...