Circulation of developer in a closed loop within the sump of the developing device

Industry

CPC
G03G2215/0838

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2215/00Apparatus for electrophotographic processes

Current Industry

G03G2215/0838Circulation of developer in a closed loop within the sump of the developing device

Industries

Patents Grantslast 30 patents

Information Patent Grant
Developing device and image forming apparatus that suppress dischar...
- Patent number 12,099,316
- Issue date Sep 24, 2024
- FUJIFILM Business Innovation Corp.
- Taichiro Okuno
- 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
Imaging system with a developing chamber having a developer roller...
- Patent number 11,754,949
- Issue date Sep 12, 2023
- Hewlett-Packard Development Company, L.P.
- Satoshi Muramatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus having an opening and...
- Patent number 11,567,432
- Issue date Jan 31, 2023
- FUJIFILM Business Innovation Corn.
- Mitsutoshi Hongo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer conveyor having helical blades and protrusions
- Patent number 11,520,251
- Issue date Dec 6, 2022
- Hewlett-Packard Development Company, L.P.
- Kazuhiko Takemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveying device of image forming apparatus including pushing...
- Patent number 11,500,307
- Issue date Nov 15, 2022
- Kyocera Document Solutions Inc.
- Hirofumi Tsuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveyance device including conveyance screw and image formin...
- Patent number 11,493,862
- Issue date Nov 8, 2022
- Kyocera Document Solutions Inc.
- Naoki Mizutani
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Developing device to form electrostatic latent images
- Patent number 11,480,892
- Issue date Oct 25, 2022
- Hewlett-Packard Development Company, L.P.
- Naoya Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device which supplies two-component developer containing...
- Patent number 11,347,164
- Issue date May 31, 2022
- Kyocera Document Solutions Inc.
- Koji Suenami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device allowing selection of a stirring/conveying member...
- Patent number 11,112,730
- Issue date Sep 7, 2021
- Kyocera Document Solutions Inc.
- Ryo Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer conveyor having three blades
- Patent number 10,895,827
- Issue date Jan 19, 2021
- Ricoh Company, Ltd.
- Tatsuya Ohhira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transporting member, developing device, and image forming apparatus
- Patent number 10,824,095
- Issue date Nov 3, 2020
- Fuji Xerox Co., Ltd.
- Yoshitaka Nakajima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having a delivery unit to transport collected dev...
- Patent number 10,739,699
- Issue date Aug 11, 2020
- Fuji Xerox Co., Ltd.
- Masanori Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 10,663,889
- Issue date May 26, 2020
- Fuji Xerox Co., Ltd.
- Takuya Iwamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Feeding screw and developing device
- Patent number 10,545,432
- Issue date Jan 28, 2020
- Canon Kabushiki Kaisha
- Shunsuke Tsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, process cartridge, and image forming apparatus
- Patent number 10,496,013
- Issue date Dec 3, 2019
- Ricoh Company, Ltd.
- Tomohiro Kubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having a rib portioned conveyance screw
- Patent number 10,248,069
- Issue date Apr 2, 2019
- Canon Kabushiki Kaisha
- Naoki Mugita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Vertical biaxial developing device and image forming apparatus and...
- Patent number 10,209,645
- Issue date Feb 19, 2019
- Ricoh Company, Ltd.
- Yuuki Tsuchiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having first conveyance chamber and second convey...
- Patent number 10,185,250
- Issue date Jan 22, 2019
- Kyocera Document Solutions Inc.
- Akihiro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device with toner containing a toner particle and a zinc...
- Patent number 10,185,249
- Issue date Jan 22, 2019
- Fuji Xerox Co., Ltd.
- Yasutaka Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having toner content detection
- Patent number 10,175,610
- Issue date Jan 8, 2019
- Canon Kabushiki Kaisha
- Shinya Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,946,191
- Issue date Apr 17, 2018
- Canon Kabushiki Kaisha
- Atsushi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device which can detect rotational position of developin...
- Patent number 9,891,550
- Issue date Feb 13, 2018
- Konica Minolta, Inc.
- Yuusuke Mandai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus and process cartridge...
- Patent number 9,864,297
- Issue date Jan 9, 2018
- Ricoh Company, Ltd.
- Tatsuya Ohhira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device replenished with new two-component developer whil...
- Patent number 9,846,391
- Issue date Dec 19, 2017
- Kyocera Document Solutions Inc.
- Yu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having rotating feeding member
- Patent number 9,841,704
- Issue date Dec 12, 2017
- Canon Kabushiki Kaisha
- Atsushi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device replenished with new two-component developer whil...
- Patent number 9,829,830
- Issue date Nov 28, 2017
- Kyocera Document Solutions Inc.
- Yu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having developer regulating rib
- Patent number 9,804,529
- Issue date Oct 31, 2017
- Canon Kabushiki Kaisha
- Naoki Mugita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device to charge and mix toner and electrophotographic i...
- Patent number 9,684,265
- Issue date Jun 20, 2017
- S. Printing Solution Co., Ltd.
- Jong-hyun Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, developing device, process unit, and image formin...
- Patent number 9,658,574
- Issue date May 23, 2017
- Ricoh Company, Ltd.
- Shoh Tsuritani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20240077813
- Publication date Mar 7, 2024
- Kei SAITO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20230305438
- Publication date Sep 28, 2023
- FUJIFILM Business Innovation Corp.
- Taichiro OKUNO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MIXING PRINTING FLUID
- Publication number 20220179336
- Publication date Jun 9, 2022
- Hewlett-Packard Development Company, L.P.
- Ziv Seemann
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TRANSPORTING MEMBER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20200096909
- Publication date Mar 26, 2020
- FUJI XEROX CO., LTD
- Yoshitaka NAKAJIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20200019091
- Publication date Jan 16, 2020
- FUJI XEROX CO., LTD
- Takuya IWAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING APPARATUS
- Publication number 20180059606
- Publication date Mar 1, 2018
- Canon Kabushiki Kaisha
- Naoki Mugita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20140270838
- Publication date Sep 18, 2014
- Hideo Yoshizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140255047
- Publication date Sep 11, 2014
- Canon Kabushiki Kaisha
- Fumitake Hirobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPRATUS PROVIDED THEREWITH
- Publication number 20140233985
- Publication date Aug 21, 2014
- KYOCERA DOCUMENT SOLUTIONS INC.
- Minoru Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSPORTING MEMBER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20140235415
- Publication date Aug 21, 2014
- FUJI XEROX CO., LTD
- Yoshitaka NAKAJIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROSTATIC IMAGE DEVELOPER AND IMAGE FORMING APPARATUS
- Publication number 20140178100
- Publication date Jun 26, 2014
- Sakon TAKAHASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPLYING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140147173
- Publication date May 29, 2014
- FUJI XEROX CO., LTD
- Shinichi KURAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140105649
- Publication date Apr 17, 2014
- Naoki OTA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developer Container and Developing Device
- Publication number 20140056621
- Publication date Feb 27, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Junichi Hashimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYANCE DEVICE, DEVELOPMENT DEVICE, AND IMAGE FORMING...
- Publication number 20140023403
- Publication date Jan 23, 2014
- Kuniaki Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYING DEVICE, AND DEVELOPING DEVICE AND IMAGE FORMING...
- Publication number 20140023401
- Publication date Jan 23, 2014
- Koji Kuramashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYING DEVICE, AND DEVELOPING DEVICE AND IMAGE FORMING...
- Publication number 20130315629
- Publication date Nov 28, 2013
- KYOCERA DOCUMENT SOLUTIONS INC.
- Koji Kuramashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE USABLE WITH IMAGE FORMING APPARATUS
- Publication number 20130223890
- Publication date Aug 29, 2013
- Samsung Electronics Co., Ltd.
- Sung han KIM
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE
- Publication number 20130177338
- Publication date Jul 11, 2013
- Canon Kabushiki Kaisha
- Takanori Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20130064570
- Publication date Mar 14, 2013
- Masayuki YAMANE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FEED AUGER WITH PADDLES
- Publication number 20130022372
- Publication date Jan 24, 2013
- Rodney R. Bucks
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF USING FEED AUGER WITH PADDLES
- Publication number 20130022373
- Publication date Jan 24, 2013
- Rodney R. Bucks
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE
- Publication number 20120269555
- Publication date Oct 25, 2012
- Canon Kabushiki Kaisha
- Atsushi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120263502
- Publication date Oct 18, 2012
- KYOCERA DOCUMENT SOLUTIONS INC.
- Takahisa Nakaue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING STRUCTURE, IMAGE FORMING APPARATUS, AND DEVELOPING DE...
- Publication number 20120251186
- Publication date Oct 4, 2012
- FUJI XEROX CO., LTD
- Masatoshi ARAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120251189
- Publication date Oct 4, 2012
- FUJI XEROX CO., LTD
- Shota Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120230707
- Publication date Sep 13, 2012
- Canon Kabushiki Kaisha
- Koji Shigehiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20120219327
- Publication date Aug 30, 2012
- Koichi MIHARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, AND IMAGE FORMING APPARATUS AND PROCESS CARTRID...
- Publication number 20120219326
- Publication date Aug 30, 2012
- RICOH COMPANY, LTD.
- Toshio Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DISTRIBUTED REPLENISHMENT FOR ELECTROPHOTOGRAPHIC DEVELOPER
- Publication number 20120207488
- Publication date Aug 16, 2012
- ERIC CARL STELTER
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Circulation of developer in a closed loop within the sump of the developing device

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Developing device and image forming apparatus that suppress dischar...

Developing apparatus having air discharge

Imaging system with a developing chamber having a developer roller...

Developing device and image forming apparatus having an opening and...

Developer conveyor having helical blades and protrusions

Toner conveying device of image forming apparatus including pushing...

Toner conveyance device including conveyance screw and image formin...

Developing device to form electrostatic latent images

Developing device which supplies two-component developer containing...

Developing device allowing selection of a stirring/conveying member...

Developer conveyor having three blades

Transporting member, developing device, and image forming apparatus

Developing device having a delivery unit to transport collected dev...

Developing device and image forming apparatus

Feeding screw and developing device

Developing device, process cartridge, and image forming apparatus

Developing apparatus having a rib portioned conveyance screw

Vertical biaxial developing device and image forming apparatus and...

Developing device having first conveyance chamber and second convey...

Developing device with toner containing a toner particle and a zinc...

Developing device having toner content detection

Image forming apparatus

Developing device which can detect rotational position of developin...

Developing device and image forming apparatus and process cartridge...

Developing device replenished with new two-component developer whil...

Developing device having rotating feeding member

Developing device replenished with new two-component developer whil...

Developing device having developer regulating rib

Developing device to charge and mix toner and electrophotographic i...

Powder container, developing device, process unit, and image formin...

Patents Applicationslast 30 patents

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

MIXING PRINTING FLUID

TRANSPORTING MEMBER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPRATUS PROVIDED THEREWITH

TRANSPORTING MEMBER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS

ELECTROSTATIC IMAGE DEVELOPER AND IMAGE FORMING APPARATUS

DEVELOPER SUPPLYING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

Developer Container and Developing Device

DEVELOPER CONVEYANCE DEVICE, DEVELOPMENT DEVICE, AND IMAGE FORMING...

DEVELOPER CONVEYING DEVICE, AND DEVELOPING DEVICE AND IMAGE FORMING...

DEVELOPER CONVEYING DEVICE, AND DEVELOPING DEVICE AND IMAGE FORMING...

DEVELOPING DEVICE USABLE WITH IMAGE FORMING APPARATUS

DEVELOPING DEVICE

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

FEED AUGER WITH PADDLES

METHOD OF USING FEED AUGER WITH PADDLES

DEVELOPING DEVICE

IMAGE FORMING APPARATUS

IMAGE FORMING STRUCTURE, IMAGE FORMING APPARATUS, AND DEVELOPING DE...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPMENT DEVICE, AND IMAGE FORMING APPARATUS AND PROCESS CARTRID...

DISTRIBUTED REPLENISHMENT FOR ELECTROPHOTOGRAPHIC DEVELOPER