for conveying or circulating developer

Industry

CPC
G03G15/0891

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G15/00Apparatus for electrographic processes using a charge pattern

Current Industry

G03G15/0891for conveying or circulating developer

Industries

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 12,353,148
- Issue date Jul 8, 2025
- Canon Kabushiki Kaisha
- Naonari Hashimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, process cartridge, and image forming apparatus
- Patent number 12,346,060
- Issue date Jul 1, 2025
- Ricoh Company, Ltd.
- Taira Otsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having spaced rotatable members and a developer g...
- Patent number 12,339,598
- Issue date Jun 24, 2025
- Canon Kabushiki Kaisha
- Chihiro Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for use with detachable toner container
- Patent number 12,321,109
- Issue date Jun 3, 2025
- Canon Kabushiki Kaisha
- Kazuaki Nogami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including LED array attached to top cover
- Patent number 12,314,001
- Issue date May 27, 2025
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having inductance sensor
- Patent number 12,292,703
- Issue date May 6, 2025
- Canon Kabushiki Kaisha
- Yuta Okuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer cartridge provided with gear having engagement portions
- Patent number 12,282,270
- Issue date Apr 22, 2025
- Brother Kogyo Kabushiki Kaisha
- Keita Shimizu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Image forming apparatus and image forming method for transferring a...
- Patent number 12,276,925
- Issue date Apr 15, 2025
- Konica Minolta, Inc.
- Yuya Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device having a developing container with a vent hole a...
- Patent number 12,271,124
- Issue date Apr 8, 2025
- Kyocera Document Solutions Inc.
- Koichi Imanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge
- Patent number 12,271,146
- Issue date Apr 8, 2025
- Canon Kabushiki Kaisha
- Noriyuki Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus provided therewith
- Patent number 12,271,125
- Issue date Apr 8, 2025
- Kyocera Document Solutions Inc.
- Ryo Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Developing apparatus having a sealed developer opening
- Patent number 12,248,257
- Issue date Mar 11, 2025
- Canon Kabushiki Kaisha
- Takashi Ninomiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder conveyance device and image forming apparatus including a co...
- Patent number 12,216,418
- Issue date Feb 4, 2025
- Ricoh Company, Ltd.
- Naohiro Kawashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and sheet feeding apparatus
- Patent number 12,180,024
- Issue date Dec 31, 2024
- Canon Kabushiki Kaisha
- Masatoshi Yoshida
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Toner cartridge having electrical contact surface that can contact...
- Patent number 12,174,559
- Issue date Dec 24, 2024
- Brother Kogyo Kabushiki Kaisha
- Naoya Kamimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge and drum cartridge
- Patent number 12,174,560
- Issue date Dec 24, 2024
- Brother Kogyo Kabushiki Kaisha
- Saya Minoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device including flexible sheet in drop conveyance...
- Patent number 12,140,900
- Issue date Nov 12, 2024
- Ricoh Company, Ltd.
- Tomonori Tamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying apparatus having toner conveying paths and image fo...
- Patent number 12,135,513
- Issue date Nov 5, 2024
- Canon Kabushiki Kaisha
- Tsukasa Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device that conveys waste toner removed from a surf...
- Patent number 12,135,514
- Issue date Nov 5, 2024
- Kyocera Document Solutions Inc.
- Maki Somete
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge with a wall having outlets through which a paddle a...
- Patent number 12,130,569
- Issue date Oct 29, 2024
- Toshiba Tec Kabushiki Kaisha
- Takaho Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having inductance sensor
- Patent number 12,124,191
- Issue date Oct 22, 2024
- Canon Kabushiki Kaisha
- Masashi Wakisaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder conveying device and image forming apparatus incorporating same
- Patent number 12,111,600
- Issue date Oct 8, 2024
- Ricoh Company, Ltd.
- Kazuhiro Shimada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of suppressing increase in size
- Patent number 12,105,444
- Issue date Oct 1, 2024
- Brother Kogyo Kabushiki Kaisha
- Junichi Hashimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container and image forming system
- Patent number 12,105,441
- Issue date Oct 1, 2024
- Canon Kabushiki Kaisha
- Hiroyuki Munetsugu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge attachable to image forming apparatus
- Patent number 12,092,974
- Issue date Sep 17, 2024
- Brother Kogyo Kabushiki Kaisha
- Hideshi Nishiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus capable of shortening...
- Patent number 12,085,873
- Issue date Sep 10, 2024
- FUJIFILM Business Innovation Corp.
- Chihiro Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,078,942
- Issue date Sep 3, 2024
- Canon Kabushiki Kaisha
- Kyosuke Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having air discharge
- Patent number 12,066,771
- Issue date Aug 20, 2024
- Canon Kabushiki Kaisha
- Masashi Wakisaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image formation method
- Patent number 12,055,873
- Issue date Aug 6, 2024
- Kyocera Document Solutions Inc.
- Masashi Fujishima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of facilitating toner replenishment...
- Patent number 12,044,985
- Issue date Jul 23, 2024
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250231507
- Publication date Jul 17, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Yuji TOYOTA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20250231506
- Publication date Jul 17, 2025
- Tatsumi YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING DEVICE
- Publication number 20250216806
- Publication date Jul 3, 2025
- Sharp Kabushiki Kaisha
- Shuichi AKEDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250208533
- Publication date Jun 26, 2025
- Canon Kabushiki Kaisha
- Tomonori Yuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250208538
- Publication date Jun 26, 2025
- Canon Kabushiki Kaisha
- Tomonori Yuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250208536
- Publication date Jun 26, 2025
- Canon Kabushiki Kaisha
- Toshiaki Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE
- Publication number 20250199464
- Publication date Jun 19, 2025
- Canon Kabushiki Kaisha
- Noriyuki Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE
- Publication number 20250199438
- Publication date Jun 19, 2025
- Sharp Kabushiki Kaisha
- MOTOYUKI ITOYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250199440
- Publication date Jun 19, 2025
- Tomonori TAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250189910
- Publication date Jun 12, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Junichi NAKAGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250181008
- Publication date Jun 5, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Yuzo HARADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250164909
- Publication date May 22, 2025
- Canon Kabushiki Kaisha
- Toshiaki Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARTRIDGE PROVIDED WITH GEAR HAVING ENGAGEMENT PORTIONS
- Publication number 20250147451
- Publication date May 8, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Keita Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPLY CONTROL DEVICE AND IMAGE FORMING DEVICE
- Publication number 20250147456
- Publication date May 8, 2025
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Zhijin CAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE
- Publication number 20250138450
- Publication date May 1, 2025
- Canon Kabushiki Kaisha
- Chihiro Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE
- Publication number 20250138452
- Publication date May 1, 2025
- Canon Kabushiki Kaisha
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, TONER CO...
- Publication number 20250130518
- Publication date Apr 24, 2025
- Kazuki MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS
- Publication number 20250110424
- Publication date Apr 3, 2025
- Canon Kabushiki Kaisha
- TOSHIYA OHATA
- 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
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250102950
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Arichika TANAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20250102956
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Shigemi MURATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250102957
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Masanori KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250102951
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Kazuya UMEKUBO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250102958
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Kenji SUZUKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20250102955
- Publication date Mar 27, 2025
- FUJIFILM Business Innovation Corp.
- Wataru SUZUKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
RECORDING MATERIAL ESTIMATION METHOD, INFORMATION PROCESSING APPARA...
- Publication number 20250102985
- Publication date Mar 27, 2025
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Bo WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250102962
- Publication date Mar 27, 2025
- Konica Minolta, Inc.
- Takashi AKAZAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DATA VERIFICATION METHOD, INFORMATION PROCESSING APPARATUS, CONSUMA...
- Publication number 20250085903
- Publication date Mar 13, 2025
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Haixiong LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DRIVE TRANSMITTER, DRIVE DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20250085654
- Publication date Mar 13, 2025
- RICOH COMPANY, LTD.
- Naoki MATSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT APPARATUS
- Publication number 20250076788
- Publication date Mar 6, 2025
- Canon Kabushiki Kaisha
- KOJI SHIGEHIRO
- B24 - GRINDING POLISHING

for conveying or circulating developer

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Image forming apparatus

Developing device, process cartridge, and image forming apparatus

Developing device having spaced rotatable members and a developer g...

Image forming apparatus for use with detachable toner container

Image forming apparatus including LED array attached to top cover

Developing device having inductance sensor

Developer cartridge provided with gear having engagement portions

Image forming apparatus and image forming method for transferring a...

Development device having a developing container with a vent hole a...

Process cartridge

Developing device and image forming apparatus provided therewith

Developing apparatus having a sealed developer opening

Powder conveyance device and image forming apparatus including a co...

Image forming apparatus and sheet feeding apparatus

Toner cartridge having electrical contact surface that can contact...

Toner cartridge and drum cartridge

Toner conveying device including flexible sheet in drop conveyance...

Toner conveying apparatus having toner conveying paths and image fo...

Toner conveying device that conveys waste toner removed from a surf...

Toner cartridge with a wall having outlets through which a paddle a...

Developing device having inductance sensor

Powder conveying device and image forming apparatus incorporating same

Image forming apparatus capable of suppressing increase in size

Toner container and image forming system

Toner cartridge attachable to image forming apparatus

Developing device and image forming apparatus capable of shortening...

Image forming apparatus

Developing apparatus having air discharge

Image forming apparatus and image formation method

Image forming apparatus capable of facilitating toner replenishment...

Patents Applicationslast 30 patents

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

POWDER CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

DEVELOPMENT DEVICE AND IMAGE FORMING DEVICE

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

PROCESS CARTRIDGE

IMAGE FORMING DEVICE

TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DEVELOPER CARTRIDGE PROVIDED WITH GEAR HAVING ENGAGEMENT PORTIONS

DEVELOPER SUPPLY CONTROL DEVICE AND IMAGE FORMING DEVICE

DEVELOPING DEVICE

DEVELOPING DEVICE

DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, TONER CO...

DEVELOPING APPARATUS

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

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

RECORDING MATERIAL ESTIMATION METHOD, INFORMATION PROCESSING APPARA...

IMAGE FORMING APPARATUS

DATA VERIFICATION METHOD, INFORMATION PROCESSING APPARATUS, CONSUMA...

DRIVE TRANSMITTER, DRIVE DEVICE, AND IMAGE FORMING APPARATUS

DEVELOPMENT APPARATUS