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last 30 patents
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Patent Grant
Carrier, xerographic developer, and carrier production method
Patent number
12,204,280
Issue date
Jan 21, 2025
Powdertech Co., Ltd.
Aya Sakuta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier for developing electrostatic latent image, two-component de...
Patent number
12,147,192
Issue date
Nov 19, 2024
Ricoh Company, Ltd.
Hiroyuki Kishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for producing recycled carrier, method for producing recycle...
Patent number
12,117,769
Issue date
Oct 15, 2024
FUJIFILM Business Innovation Corp.
Takeshi Tanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for producing carrier for electrostatic charge image develop...
Patent number
12,013,661
Issue date
Jun 18, 2024
FUJIFILM Business Innovation Corp.
Takeshi Tanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier and two-component developer
Patent number
11,835,921
Issue date
Dec 5, 2023
Kyocera Document Solutions Inc.
Masashi Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Nanocomposites containing crystalline polyester and organosilica
Patent number
11,773,255
Issue date
Oct 3, 2023
Dmitry Fomitchev
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carrier for developer and developer
Patent number
11,640,121
Issue date
May 2, 2023
Kyocera Document Solutions Inc.
Yuma Uchihashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic charge image developing carrier, electrostatic charge...
Patent number
11,561,483
Issue date
Jan 24, 2023
FUJIFILM Business Innovation Corp.
Kazutsuna Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic charge image developing carrier, electrostatic charge...
Patent number
11,556,071
Issue date
Jan 17, 2023
FUJIFILM Business Innovation Corp.
Takuro Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier core material and electrophotographic development carrier u...
Patent number
11,556,070
Issue date
Jan 17, 2023
Dowa Electronics Materials Co., Ltd.
Takeshi Kawauchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier for electrostatic image development, electrostatic image de...
Patent number
11,181,847
Issue date
Nov 23, 2021
FUJIFILM Business Innovation Corp.
Shintaro Anno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier for developing electrostatic charge image, electrostatic ch...
Patent number
11,156,934
Issue date
Oct 26, 2021
FUJIFILM Business Innovation Corp.
Kotaro Yoshihara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ferrite carrier core material for electrophotographic developer, ca...
Patent number
11,150,569
Issue date
Oct 19, 2021
Powdertech Co., Ltd.
Yuzuru Yamasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier, developer, method, and apparatus for forming electrophotog...
Patent number
11,106,150
Issue date
Aug 31, 2021
Ricoh Company, Ltd.
Masashi Nagayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Magnetic core material for electrophotographic developer, carrier f...
Patent number
11,099,495
Issue date
Aug 24, 2021
Powdertech Co., Ltd.
Hiroki Sawamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Nanocomposites containing crystalline polyester and organosilica
Patent number
11,091,631
Issue date
Aug 17, 2021
Cabot Corporation
Dmitry Fomitchev
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Carrier, electrophotographic developer and production method of car...
Patent number
11,029,618
Issue date
Jun 8, 2021
Powdertech Co., Ltd.
Aya Sakuta
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
10,838,317
Issue date
Nov 17, 2020
Canon Kabushiki Kaisha
Nobuyoshi Sugahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ferrite carrier core material for electrophotographic developer, fe...
Patent number
10,775,711
Issue date
Sep 15, 2020
Powdertech Co., Ltd.
Takao Sugiura
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Magnetic core material for electrophotographic developer, carrier f...
Patent number
10,754,271
Issue date
Aug 25, 2020
Powdertech Co., Ltd.
Hiroki Sawamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic image developer
Patent number
10,698,329
Issue date
Jun 30, 2020
Konica Minolta, Inc.
Futoshi Kadonome
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier core material and electrophotographic development carrier u...
Patent number
10,698,330
Issue date
Jun 30, 2020
Dowa Electronics Materials Co., Ltd.
Yuki Kitahara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Ferrite particle having outer shell structure
Patent number
10,585,369
Issue date
Mar 10, 2020
Powdertech Co., Ltd.
Koji Aga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic charge image developing toner and two-component devel...
Patent number
10,564,558
Issue date
Feb 18, 2020
Konica Minolta, Inc.
Kouji Sugama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ferrite carrier core material for electrophotographic developer, fe...
Patent number
10,564,561
Issue date
Feb 18, 2020
Powdertech Co., Ltd.
Takao Sugiura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and developer set
Patent number
10,514,652
Issue date
Dec 24, 2019
Fuji Xerox Co., Ltd.
Shintaro Anno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Carrier, developer, supplemental developer, image forming apparatus...
Patent number
10,444,651
Issue date
Oct 15, 2019
Ricoh Company, Ltd.
Mariko Takii
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 having developer with carrier
Patent number
10,359,730
Issue date
Jul 23, 2019
Fuji Xerox Co., Ltd.
Shintaro Anno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
TWO-COMPONENT DEVELOPER
Publication number
20240329555
Publication date
Oct 3, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE AND METHOD FOR PR...
Publication number
20230314976
Publication date
Oct 5, 2023
FUJIFILM Business Innovation Corp.
Yasuo Kadokura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IM...
Publication number
20230288830
Publication date
Sep 14, 2023
FUJIFILM Business Innovation Corp.
Takeshi TANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CH...
Publication number
20230251589
Publication date
Aug 10, 2023
FUJIFILM Business Innovation Corp.
Shintaro ANNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING RECYCLED CARRIER, METHOD FOR PRODUCING RECYCLE...
Publication number
20220308490
Publication date
Sep 29, 2022
FUJIFILM Business Innovation Corp.
Takeshi TANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR PRODUCING CARRIER FOR ELECTROSTATIC CHARGE IMAGE DEVELOP...
Publication number
20220308489
Publication date
Sep 29, 2022
FUJIFILM Business Innovation Corp.
Takeshi TANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DE...
Publication number
20220291603
Publication date
Sep 15, 2022
RICOH COMPANY, LTD.
Hiroyuki Kishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGNETIC CARRIER AND TWO-COMPONENT DEVELOPER
Publication number
20220269189
Publication date
Aug 25, 2022
Canon Kabushiki Kaisha
Yuu Nishimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR FORMING ELECTROPHOTOGRAPHIC IMAGE, DEVELOPER FOR FORMIN...
Publication number
20220187729
Publication date
Jun 16, 2022
RICOH COMPANY, LTD.
Masashi Nagayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER AND TWO-COMPONENT DEVELOPER
Publication number
20220100114
Publication date
Mar 31, 2022
KYOCERA DOCUMENT SOLUTIONS INC.
Masashi YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER, XEROGRAPHIC DEVELOPER, AND CARRIER PRODUCTION METHOD
Publication number
20220019151
Publication date
Jan 20, 2022
POWDERTECH CO.,LTD.
Aya SAKUTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CH...
Publication number
20210286284
Publication date
Sep 16, 2021
FUJI XEROX CO., LTD
Kotaro YOSHIHARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, ELECTROSTATIC CHARGE...
Publication number
20210271180
Publication date
Sep 2, 2021
FUJI XEROX CO., LTD
Kazutsuna SASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Carrier for developer and developer
Publication number
20210263438
Publication date
Aug 26, 2021
KYOCERA DOCUMENT SOLUTIONS INC.
Yuma UCHIHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
NANOCOMPOSITES CONTAINING CRYSTALLINE POLYESTER AND ORGANOSILICA
Publication number
20210214551
Publication date
Jul 15, 2021
Cabot Corporation
Dmitry Fomitchev
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CARRIER CORE MATERIAL AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER U...
Publication number
20210132520
Publication date
May 6, 2021
DOWA ELECTRONICS MATERIALS CO., LTD.
Takeshi KAWAUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARRIER FOR ELECTROSTATIC IMAGE DEVELOPMENT, ELECTROSTATIC IMAGE DE...
Publication number
20210088924
Publication date
Mar 25, 2021
FUJI XEROX CO., LTD
Shintaro ANNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGNETIC CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER F...
Publication number
20210080847
Publication date
Mar 18, 2021
Powdertech Co., Ltd.
Hiroki SAWAMOTO
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
Nanocomposites Containing Crystalline Polyester and Organosilica
Publication number
20200048456
Publication date
Feb 13, 2020
Cabot Corporation
Dmitry Fomitchev
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MAGNETIC CARRIER, TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER,...
Publication number
20200050123
Publication date
Feb 13, 2020
Canon Kabushiki Kaisha
Nobuyoshi Sugahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Media Adapted for Both Direct Thermal Recording and Memjet-Type Pri...
Publication number
20200019077
Publication date
Jan 16, 2020
Appvion Operations, Inc.
Fadi S. Chakar
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
ELECTROSTATIC IMAGE DEVELOPER
Publication number
20190384201
Publication date
Dec 19, 2019
Konica Minolta, Inc.
Futoshi KADONOME
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGNETIC CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER F...
Publication number
20190346783
Publication date
Nov 14, 2019
Powdertech Co., Ltd.
Hiroki SAWAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER AND TWO-COMPONENT DEVEL...
Publication number
20190294067
Publication date
Sep 26, 2019
Konica Minolta, Inc.
Kouji SUGAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGNETIC CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER F...
Publication number
20190204761
Publication date
Jul 4, 2019
Powdertech Co., Ltd.
Hiroki SAWAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER SET
Publication number
20190204774
Publication date
Jul 4, 2019
FUJI XEROX CO., LTD
Shintaro ANNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FERRITE CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, CA...
Publication number
20190163081
Publication date
May 30, 2019
POWDERTECH CO., LTD.
Yuzuru YAMASAKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Metallic Toner Carrier
Publication number
20190113859
Publication date
Apr 18, 2019
Xerox Corporation.
Elizabeth K. Priebe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER SET
Publication number
20190094787
Publication date
Mar 28, 2019
FUJI XEROX CO., LTD
Shintaro ANNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY