Masanari Morioka

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic image forming apparatus, cartridge and drum unit
- Patent number 12,242,222
- Issue date Mar 4, 2025
- Canon Kabushiki Kaisha
- Masanari Morioka
- 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
Cartridge, drum unit and image forming apparatus
- Patent number 12,038,716
- Issue date Jul 16, 2024
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit including first and second resin materials and image f...
- Patent number 12,038,717
- Issue date Jul 16, 2024
- Canon Kabushiki Kaisha
- Yuichi Sakakibara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge, drum unit and image forming apparatus
- Patent number 12,032,330
- Issue date Jul 9, 2024
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge, drum unit and image forming apparatus
- Patent number 11,906,927
- Issue date Feb 20, 2024
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit
- Patent number 11,774,876
- Issue date Oct 3, 2023
- Canon Kabushiki Kaisha
- Yu Fukasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, electrophotographic image forming apparatus, and...
- Patent number 11,720,054
- Issue date Aug 8, 2023
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 11,675,308
- Issue date Jun 13, 2023
- Canon Kabushiki Kaisha
- Masanari Morioka
- 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 and image forming apparatus
- Patent number 11,520,286
- Issue date Dec 6, 2022
- Canon Kabushiki Kaisha
- Yuichi Sakakibara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and electrophotographic image forming apparatus which use...
- Patent number 11,500,327
- Issue date Nov 15, 2022
- Canon Kabushiki Kaisha
- Shigeo Miyabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, electrophotographic image forming apparatus, and...
- Patent number 11,237,517
- Issue date Feb 1, 2022
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 11,204,584
- Issue date Dec 21, 2021
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 11,163,263
- Issue date Nov 2, 2021
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rotational force transmitting part
- Patent number 11,156,956
- Issue date Oct 26, 2021
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and electrophotographic image forming apparatus which use...
- Patent number 11,067,949
- Issue date Jul 20, 2021
- Canon Kabushiki Kaisha
- Shigeo Miyabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and electrophotographic image forming apparatus which use...
- Patent number 11,061,369
- Issue date Jul 13, 2021
- Canon Kabushiki Kaisha
- Shigeo Miyabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, electrophotographic image forming apparatus, and...
- Patent number 10,877,433
- Issue date Dec 29, 2020
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rotational force transmitting part
- Patent number 10,845,756
- Issue date Nov 24, 2020
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,816,931
- Issue date Oct 27, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,795,312
- Issue date Oct 6, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,788,789
- Issue date Sep 29, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,788,790
- Issue date Sep 29, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,712,710
- Issue date Jul 14, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 10,712,709
- Issue date Jul 14, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge
- Patent number 10,705,481
- Issue date Jul 7, 2020
- Canon Kabushiki Kaisha
- Sohta Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, electrophotographic image forming apparatus, and...
- Patent number 10,671,018
- Issue date Jun 2, 2020
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having conveying member for stably conveying deve...
- Patent number 10,656,556
- Issue date May 19, 2020
- Canon Kabushiki Kaisha
- Yasuyuki Egami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge, electrophotographic image forming apparatus, and...
- Patent number 10,627,778
- Issue date Apr 21, 2020
- Canon Kabushiki Kaisha
- Takahito Ueno
- 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 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
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
CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS
- Publication number 20240272583
- Publication date Aug 15, 2024
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT
- Publication number 20240118657
- Publication date Apr 11, 2024
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20230305486
- Publication date Sep 28, 2023
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...
- Publication number 20230297023
- Publication date Sep 21, 2023
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS
- Publication number 20230176519
- Publication date Jun 8, 2023
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS
- Publication number 20230074264
- Publication date Mar 9, 2023
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS
- Publication number 20230075423
- Publication date Mar 9, 2023
- Canon Kabushiki Kaisha
- Toshiki Fujino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS UNIT AND IMAGE FORMING APPARATUS
- Publication number 20230066319
- Publication date Mar 2, 2023
- Canon Kabushiki Kaisha
- Yuichi Sakakibara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING UNIT
- Publication number 20230061093
- Publication date Mar 2, 2023
- Canon Kabushiki Kaisha
- Yu Fukasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...
- Publication number 20220075314
- Publication date Mar 10, 2022
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20220066387
- Publication date Mar 3, 2022
- Canon Kabushiki Kaisha
- Yuichi Sakakibara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT
- Publication number 20210382434
- Publication date Dec 9, 2021
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20210311432
- Publication date Oct 7, 2021
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS WHICH USE...
- Publication number 20210294241
- Publication date Sep 23, 2021
- Canon Kabushiki Kaisha
- Shigeo Miyabe
- 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
PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...
- Publication number 20210080903
- Publication date Mar 18, 2021
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROTATIONAL FORCE TRANSMITTING PART
- Publication number 20210041830
- Publication date Feb 11, 2021
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200379405
- Publication date Dec 3, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND...
- Publication number 20200249624
- Publication date Aug 6, 2020
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200241465
- Publication date Jul 30, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200241464
- Publication date Jul 30, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200241466
- Publication date Jul 30, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS WHICH USE...
- Publication number 20200159165
- Publication date May 21, 2020
- Canon Kabushiki Kaisha
- Shigeo Miyabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200012232
- Publication date Jan 9, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200012231
- Publication date Jan 9, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...
- Publication number 20200012230
- Publication date Jan 9, 2020
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ROTATIONAL FORCE TRANSMITTING PART
- Publication number 20190391528
- Publication date Dec 26, 2019
- Canon Kabushiki Kaisha
- Takahito Ueno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masanari Morioka

Person

Patents Grantslast 30 patents

Electrophotographic image forming apparatus, cartridge and drum unit

Electrophotographic image forming apparatus, developing apparatus,...

Cartridge, drum unit and image forming apparatus

Process unit including first and second resin materials and image f...

Cartridge, drum unit and image forming apparatus

Cartridge, drum unit and image forming apparatus

Developing unit

Process cartridge, electrophotographic image forming apparatus, and...

Electrophotographic image forming apparatus, developing apparatus,...

Cartridge including a member movable relative to a frame of the car...

Cartridge and image forming apparatus

Cartridge and electrophotographic image forming apparatus which use...

Process cartridge, electrophotographic image forming apparatus, and...

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Rotational force transmitting part

Cartridge and electrophotographic image forming apparatus which use...

Cartridge and electrophotographic image forming apparatus which use...

Process cartridge, electrophotographic image forming apparatus, and...

Rotational force transmitting part

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Electrophotographic image forming apparatus, developing apparatus,...

Process cartridge

Process cartridge, electrophotographic image forming apparatus, and...

Developing device having conveying member for stably conveying deve...

Process cartridge, electrophotographic image forming apparatus, and...

Patents Applicationslast 30 patents

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

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

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

CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

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

CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS

CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS

CARTRIDGE, DRUM UNIT AND IMAGE FORMING APPARATUS

PROCESS UNIT AND IMAGE FORMING APPARATUS

DEVELOPING UNIT

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

CARTRIDGE AND IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, CARTRIDGE AND DRUM UNIT

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS WHICH USE...

CARTRIDGE

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

ROTATIONAL FORCE TRANSMITTING PART

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

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

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS WHICH USE...

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, DEVELOPING APPARATUS,...

ROTATIONAL FORCE TRANSMITTING PART