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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G2215/00
Apparatus for electrophotographic processes
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G03G2215/0607
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
12,130,564
Issue date
Oct 29, 2024
Toshiba Tec Kabushiki Kaisha
Kazuhisa Takeda
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
Carrier for forming electrophotographic image, developing agent for...
Patent number
12,105,472
Issue date
Oct 1, 2024
Ricoh Company, Ltd.
Kento Takeuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Particle conveying device and image forming apparatus
Patent number
11,630,402
Issue date
Apr 18, 2023
FUJIFILM Business Innovation Corp.
Yusuke Fukuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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 member, electrophotographic process cartridge, and elect...
Patent number
11,156,935
Issue date
Oct 26, 2021
Canon Kabushiki Kaisha
Takashi Koyanagi
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
Image forming apparatus that discharges developer
Patent number
11,036,163
Issue date
Jun 15, 2021
Canon Kabushiki Kaisha
Toshiyuki Miyake
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier for developing electrostatic latent image, two-component de...
Patent number
10,915,035
Issue date
Feb 9, 2021
Ricoh Company, Ltd.
Haruki Murata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic carrier, two-component developer, replenishing developer,...
Patent number
10,409,188
Issue date
Sep 10, 2019
Canon Kabushiki Kaisha
Nobuyoshi Sugahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
10,401,756
Issue date
Sep 3, 2019
Canon Kabushiki Kaisha
Tomoyuki Sakamaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, toner container, developing unit, and image forming apparatus
Patent number
10,394,152
Issue date
Aug 27, 2019
Oki Data Corporation
Satoru Murai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device that reduces the bending of a developer regulatin...
Patent number
10,386,743
Issue date
Aug 20, 2019
Canon Kabushiki Kaisha
Tomoyuki Sakamaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and image forming apparatus including same
Patent number
10,345,741
Issue date
Jul 9, 2019
Kyocera Document Solutions Inc.
Masashi Fujishima
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
Information
Patent Grant
Toner, developer, and image forming device
Patent number
10,303,072
Issue date
May 28, 2019
Ricoh Company, Ltd.
Akira Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Development device and image forming apparatus
Patent number
10,281,845
Issue date
May 7, 2019
Canon Kabushiki Kaisha
Shunsuke Tsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fluidity correction of developer for an image forming apparatus
Patent number
10,268,138
Issue date
Apr 23, 2019
Konica Minolta, Inc.
Takahiro Kusunoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for controlling developer refres...
Patent number
10,254,682
Issue date
Apr 9, 2019
Kabushiki Kaisha Toshiba
Kyosuke Terada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with developer fluidity measurement
Patent number
10,248,045
Issue date
Apr 2, 2019
Konica Minolta, Inc.
Katsuya Toyofuku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic latent image developing toner and image forming appar...
Patent number
10,234,781
Issue date
Mar 19, 2019
Kyocera Document Solutions Inc.
Masami Tsujihiro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for forming an electrostatic image on a photos...
Patent number
10,216,115
Issue date
Feb 26, 2019
Canon Kabushiki Kaisha
Hiroyuki Kidaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge, image forming apparatus including the same, and me...
Patent number
10,078,292
Issue date
Sep 18, 2018
S. Printing Solution Co., Ltd.
Mitsuru Oikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and image forming apparatus
Patent number
10,073,379
Issue date
Sep 11, 2018
Fuji Xerox Co., Ltd.
Yuki Sekura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier for developing electrostatic latent images, two-component d...
Patent number
9,989,874
Issue date
Jun 5, 2018
Ricoh Company, Ltd.
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier, two-component developer, image forming apparatus, process...
Patent number
9,946,177
Issue date
Apr 17, 2018
Ricoh Company, Ltd.
Yoshihiro Murasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for controlling developer refres...
Patent number
9,921,523
Issue date
Mar 20, 2018
Kabushiki Kaisha Toshiba
Kyosuke Terada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with forced consumption mode for toner
Patent number
9,897,959
Issue date
Feb 20, 2018
Canon Kabushiki Kaisha
Fumiyoshi Saito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming method, electrostatic charge image developer set, and...
Patent number
9,897,935
Issue date
Feb 20, 2018
Konica Minolta, Inc.
Yasuko Uchino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, two-component developer, and color-image forming apparatus
Patent number
9,874,826
Issue date
Jan 23, 2018
Ricoh Company, Ltd.
Hideki Sugiura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING SYSTEM AND IMAGE FORMING METHOD
Publication number
20250102990
Publication date
Mar 27, 2025
Konica Minolta, Inc.
Tomoko MINE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR ELECTROSTATIC IMAGE DEVELOPMENT, ELECTROSTATIC IMAGE DE...
Publication number
20250053108
Publication date
Feb 13, 2025
FUJIFILM Business Innovation Corp.
Yasuo KADOKURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20250044720
Publication date
Feb 6, 2025
KYOCERA DOCUMENT SOLUTIONS INC.
Akihiro WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIN PARTICLE, TONER, DEVELOPING AGENT, AND TONER ACCOMMODATING UNIT
Publication number
20250013161
Publication date
Jan 9, 2025
RICOH COMPANY, LTD.
akio Takei
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TWO-COMPONENT DEVELOPER AND IMAGE FORMING APPARATUS
Publication number
20240393708
Publication date
Nov 28, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Toru TAKATSUNA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC IMAGE DEVELOPING TONER, ELECTROSTATIC IMAGE DEVELOPER...
Publication number
20240319623
Publication date
Sep 26, 2024
FUJIFILM Business Innovation Corp.
Daisuke ISHIZUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TWO-COMPONENT DEVELOPER AND IMAGE-FORMING APPARATUS
Publication number
20240302761
Publication date
Sep 12, 2024
Sharp Kabushiki Kaisha
TADANORI KANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING METHOD, CARRIER, DEVELOPER, AND IMAGE FORMING APPARATUS
Publication number
20240302763
Publication date
Sep 12, 2024
Minoru MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TWO-COMPONENT DEVELOPING AGENT, DEVELOPING AGENT ACCOMMODATING UNIT...
Publication number
20240280921
Publication date
Aug 22, 2024
RICOH COMPANY, LTD.
Kohtaroh OGINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240085820
Publication date
Mar 14, 2024
Toshiba Tec Kabushiki Kaisha
Kazuhisa Takeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR ELECTROPHOTOGRAPHIC IMAGE FORMATION, DEVELOPER FOR ELEC...
Publication number
20230305439
Publication date
Sep 28, 2023
Masashi NAGAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20230288841
Publication date
Sep 14, 2023
Yuki KUMAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PARTICLE CONVEYING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20220091542
Publication date
Mar 24, 2022
FUJI XEROX CO., LTD
Yusuke FUKUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DELIVERY DEVICE AND IMAGE FORMING APPARATUS
Publication number
20220091522
Publication date
Mar 24, 2022
FUJI XEROX CO., LTD
Naoki OTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, TONER, TWO-COMPONENT DEVELOPING AGENT, AND...
Publication number
20210294229
Publication date
Sep 23, 2021
RICOH COMPANY, LTD.
Hideki SUGIURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS THEREWITH
Publication number
20210109459
Publication date
Apr 15, 2021
KYOCERA DOCUMENT SOLUTIONS INC.
Ryo YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TWO-COMPONENT DEVELOPER, AND IMAGE FORMING APPARATUS
Publication number
20210080845
Publication date
Mar 18, 2021
Sharp Kabushiki Kaisha
YUYA KONDO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DEVELOPING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECT...
Publication number
20210063910
Publication date
Mar 4, 2021
Canon Kabushiki Kaisha
Takashi Koyanagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DE...
Publication number
20200183297
Publication date
Jun 11, 2020
Haruki MURATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER PACKAGE COMPRISING ACTIVATED CARBON
Publication number
20190354030
Publication date
Nov 21, 2019
Xerox Corporation
Simon Neil Jowett
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
EMULSION AGGREGATION TONER COMPRISING BRANCHED WAX
Publication number
20190317421
Publication date
Oct 17, 2019
Xerox Corporation
Varun Sambhy
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS THAT DISCHARGES DEVELOPER
Publication number
20190243282
Publication date
Aug 8, 2019
Canon Kabushiki Kaisha
Toshiyuki Miyake
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER CONTAINER, DEVELOPING UNIT, AND IMAGE FORMING APPARATUS
Publication number
20180341191
Publication date
Nov 29, 2018
Oki Data Corporation
Satoru MURAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180321612
Publication date
Nov 8, 2018
Canon Kabushiki Kaisha
Tomoyuki Sakamaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC LATENT IMAGE DEVELOPING TONER AND IMAGE FORMING APPAR...
Publication number
20180307150
Publication date
Oct 25, 2018
KYOCERA DOCUMENT SOLUTIONS INC.
Masami TSUJIHIRO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD
Publication number
20180275555
Publication date
Sep 27, 2018
Canon Kabushiki Kaisha
Hiroyuki Kidaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER AND MANUFACTURING METHOD THEREOF, TONER CARTRIDGE, DEVELOPMEN...
Publication number
20180275539
Publication date
Sep 27, 2018
Oki Data Corporation
Naoki Masui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20180253033
Publication date
Sep 6, 2018
KYOCERA DOCUMENT SOLUTIONS INC.
Masashi FUJISHIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING DEVICE
Publication number
20180239275
Publication date
Aug 23, 2018
Konica Minolta, Inc.
KATSUYA TOYOFUKU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGNETIC CARRIER, TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER,...
Publication number
20180231903
Publication date
Aug 16, 2018
Canon Kabushiki Kaisha
Nobuyoshi Sugahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY