Arrangements for purging used developer from the developing unit

Industry

CPC
G03G15/0844

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Parent Industries

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

Current Industry

G03G15/0844Arrangements for purging used developer from the developing unit

Industries

Patents Grantslast 30 patents

Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 12,111,587
- Issue date Oct 8, 2024
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- 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 formation apparatus
- Patent number 12,085,870
- Issue date Sep 10, 2024
- Oki Electric Industry Co., Ltd.
- Fumitaka Ozeki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 11,892,784
- Issue date Feb 6, 2024
- FUJIFILM Business Innovation Corp.
- Kenta Urayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer discharging method of developing device and developing de...
- Patent number 11,835,886
- Issue date Dec 5, 2023
- Canon Kabushiki Kaisha
- Hisashi Tsukijima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer discharging method of developing device and developing de...
- Patent number 11,822,264
- Issue date Nov 21, 2023
- Canon Kabushiki Kaisha
- Hiroki Takano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 11,698,595
- Issue date Jul 11, 2023
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus having a reverse heli...
- Patent number 11,681,242
- Issue date Jun 20, 2023
- FUJIFILM Business Innovation Corp.
- Shota Igawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus with a developer disc...
- Patent number 11,609,510
- Issue date Mar 21, 2023
- FUJIFILM Business Innovation Corp.
- Katsumi Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus having a reverse heli...
- Patent number 11,609,511
- Issue date Mar 21, 2023
- FUJIFILM Business Innovation Corp.
- Kenta Urayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus that can decrease variations in volume and...
- Patent number 11,599,044
- Issue date Mar 7, 2023
- Kyocera Document Solutions Inc.
- Koji Suenami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,520,265
- Issue date Dec 6, 2022
- Kyocera Document Solutions Inc.
- Takahiro Honda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Magnetic carrier bead separation
- Patent number 11,378,898
- Issue date Jul 5, 2022
- Hewlett-Packard Development Company, L.P.
- Dennis Alan Abramsohn
- 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
Controlling amount of developer by using output waveform obtained f...
- Patent number 11,333,994
- Issue date May 17, 2022
- Hewlett-Packard Development Company, L.P.
- Youngjin Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 11,221,570
- Issue date Jan 11, 2022
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner collection device including fan unit and image forming apparatus
- Patent number 11,144,009
- Issue date Oct 12, 2021
- Kyocera Document Solutions Inc.
- Naoki Mizutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device
- Patent number 11,003,110
- Issue date May 11, 2021
- Canon Kabushiki Kaisha
- Hideaki Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device having an air discharge path
- Patent number 10,884,358
- Issue date Jan 5, 2021
- Hewlett-Packard Development Company, L.P.
- Jong Hyun Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 10,871,731
- Issue date Dec 22, 2020
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit including main unit and toner cartridge
- Patent number 10,788,772
- Issue date Sep 29, 2020
- Brother Kogyo Kabushiki Kaisha
- Saya Minoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 10,761,457
- Issue date Sep 1, 2020
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,754,282
- Issue date Aug 25, 2020
- Konica Minolta, Inc.
- Masahiro Matsuo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming device
- Patent number 10,649,365
- Issue date May 12, 2020
- Konica Minolta, Inc.
- Wataru Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit having guide that stably supports toner cartridge
- Patent number 10,599,068
- Issue date Mar 24, 2020
- Brother Kogyo Kabushiki Kaisha
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Consumables discharge device, image forming apparatus, multifunctio...
- Patent number 10,539,913
- Issue date Jan 21, 2020
- SHARP KABUSHIKI KAISHA
- Kiyoto Motoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process unit including main unit and toner cartridge including tone...
- Patent number 10,466,622
- Issue date Nov 5, 2019
- Brother Kogyo Kabushiki Kaisha
- Saya Minoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device
- Patent number 10,372,068
- Issue date Aug 6, 2019
- Canon Kabushiki Kaisha
- Takanori Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,345,750
- Issue date Jul 9, 2019
- Canon Kabushiki Kaisha
- Fumiyoshi Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING RECYCLED DEVELOPER AND METHOD FOR PRODUCING FL...
- Publication number 20240085848
- Publication date Mar 14, 2024
- TOYOBO MC Corporation
- Keiichi Motoi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DEVELOPER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20230384712
- Publication date Nov 30, 2023
- FUJIFILM Business Innovation Corp.
- Toshio TAKIGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMATION APPARATUS
- Publication number 20230375957
- Publication date Nov 23, 2023
- Oki Electric Industry Co., Ltd.
- Fumitaka OZEKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20230280676
- Publication date Sep 7, 2023
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20220091540
- Publication date Mar 24, 2022
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20210088936
- Publication date Mar 25, 2021
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING UNIT HAVING GUIDE THAT STABLY SUPPORTS TONER CARTRIDGE
- Publication number 20200356026
- Publication date Nov 12, 2020
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20200201206
- Publication date Jun 25, 2020
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE HAVING AN AIR DISCHARGE PATH
- Publication number 20200192247
- Publication date Jun 18, 2020
- Hewlett-Packard Development Company, L.P.
- Jong Hyun PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS UNIT INCLUDING MAIN UNIT AND TONER CARTRIDGE INCLUDING TONE...
- Publication number 20200050129
- Publication date Feb 13, 2020
- BROTHER KOGYO KABUSHIKI KAISHA
- Saya MINOSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20190155192
- Publication date May 23, 2019
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS UNIT INCLUDING MAIN UNIT AND TONER CARTRIDGE INCLUDING TONE...
- Publication number 20190137906
- Publication date May 9, 2019
- BROTHER KOGYO KABUSHIKI KAISHA
- Saya MINOSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER HAVING PROTRUSIONS PROJECTING FROM OPPOSITE SIDES O...
- Publication number 20180335719
- Publication date Nov 22, 2018
- Nobuo Takami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, ASSEMBLY BODY, AND IMAGE FORMING APPARATUS INCLU...
- Publication number 20180284642
- Publication date Oct 4, 2018
- FUJI XEROX CO., LTD
- Munenobu OKUBO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180239274
- Publication date Aug 23, 2018
- Canon Kabushiki Kaisha
- Satoru Motohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180136598
- Publication date May 17, 2018
- Canon Kabushiki Kaisha
- Fumiyoshi Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE
- Publication number 20180039205
- Publication date Feb 8, 2018
- Canon Kabushiki Kaisha
- Takanori Iida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developer Cartridge and Developing Unit Provided With The Same
- Publication number 20170357179
- Publication date Dec 14, 2017
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150050057
- Publication date Feb 19, 2015
- Oki Data Corporation
- Tetsuya SATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER UNIT FOR AN IMAGE FORMING APPARATUS
- Publication number 20140348549
- Publication date Nov 27, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140294407
- Publication date Oct 2, 2014
- Canon Kabushiki Kaisha
- Naoki Mugita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Unit Having Guide that Stably Supports Toner Cartridge
- Publication number 20140255059
- Publication date Sep 11, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Masahiko HAYAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image Forming Apparatus That Performs Effective Toner Refresh Proce...
- Publication number 20140241739
- Publication date Aug 28, 2014
- KYOCERA DOCUMENT SOLUTIONS INC.
- Naoki TAKEUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140193167
- Publication date Jul 10, 2014
- Toshiba Tec Kabushiki Kaisha
- Eiji Shinohara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developer Cartridge and Developing Unit Provided With The Same
- Publication number 20140186072
- Publication date Jul 3, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
APPARATUS AND SYSTEMS INCLUDING AN IMAGING MODULE AND DEVELOPER MOD...
- Publication number 20140178104
- Publication date Jun 26, 2014
- Xerox Corporation
- Jeffrey M. FOWLER
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Imaging Cartridge Drive with a Central Opening
- Publication number 20140096630
- Publication date Apr 10, 2014
- Steven Miller
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Toner Cartridge Having Shutter That Selectively Opens and Closes To...
- Publication number 20140037333
- Publication date Feb 6, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Device, Process Cartridge and Image Forming Apparatus
- Publication number 20140023406
- Publication date Jan 23, 2014
- BROTHER KOGYO KABUSHIKI KAISHA
- Susumu Sakuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130223873
- Publication date Aug 29, 2013
- Canon Kabushiki Kaisha
- Kenichi Manabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Arrangements for purging used developer from the developing unit

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Developing unit having guide that stably supports toner cartridge

Powder conveying device and image forming apparatus incorporating same

Image formation apparatus

Developing device and image forming apparatus

Developer discharging method of developing device and developing de...

Developer discharging method of developing device and developing de...

Developing unit having guide that stably supports toner cartridge

Developing device and image forming apparatus having a reverse heli...

Developing device and image forming apparatus with a developer disc...

Developing device and image forming apparatus having a reverse heli...

Image forming apparatus that can decrease variations in volume and...

Image forming apparatus

Developing device to form electrostatic latent images

Magnetic carrier bead separation

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

Controlling amount of developer by using output waveform obtained f...

Developing unit having guide that stably supports toner cartridge

Toner collection device including fan unit and image forming apparatus

Developing device

Developing device having an air discharge path

Developing unit having guide that stably supports toner cartridge

Process unit including main unit and toner cartridge

Developing unit having guide that stably supports toner cartridge

Image forming apparatus

Developing device and image forming device

Developing unit having guide that stably supports toner cartridge

Consumables discharge device, image forming apparatus, multifunctio...

Process unit including main unit and toner cartridge including tone...

Development device

Image forming apparatus

Patents Applicationslast 30 patents

METHOD FOR PRODUCING RECYCLED DEVELOPER AND METHOD FOR PRODUCING FL...

DEVELOPER CONTAINER AND IMAGE FORMING APPARATUS

IMAGE FORMATION APPARATUS

Developing Unit Having Guide that Stably Supports Toner Cartridge

Developing Unit Having Guide that Stably Supports Toner Cartridge

Developing Unit Having Guide that Stably Supports Toner Cartridge

DEVELOPING UNIT HAVING GUIDE THAT STABLY SUPPORTS TONER CARTRIDGE

Developing Unit Having Guide that Stably Supports Toner Cartridge

DEVELOPING DEVICE HAVING AN AIR DISCHARGE PATH

PROCESS UNIT INCLUDING MAIN UNIT AND TONER CARTRIDGE INCLUDING TONE...

Developing Unit Having Guide that Stably Supports Toner Cartridge

PROCESS UNIT INCLUDING MAIN UNIT AND TONER CARTRIDGE INCLUDING TONE...

TONER CONTAINER HAVING PROTRUSIONS PROJECTING FROM OPPOSITE SIDES O...

DEVELOPING DEVICE, ASSEMBLY BODY, AND IMAGE FORMING APPARATUS INCLU...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DEVELOPING DEVICE

Developer Cartridge and Developing Unit Provided With The Same

DEVELOPER CONVEYING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPER UNIT FOR AN IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

Developing Unit Having Guide that Stably Supports Toner Cartridge

Image Forming Apparatus That Performs Effective Toner Refresh Proce...

IMAGE FORMING APPARATUS

Developer Cartridge and Developing Unit Provided With The Same

APPARATUS AND SYSTEMS INCLUDING AN IMAGING MODULE AND DEVELOPER MOD...

Imaging Cartridge Drive with a Central Opening

Toner Cartridge Having Shutter That Selectively Opens and Closes To...

Developing Device, Process Cartridge and Image Forming Apparatus

IMAGE FORMING APPARATUS