characterised by carrier particles

Industry

CPC
G03G9/10

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G9/00Developers

Current Industry

G03G9/10characterised by carrier particles

Industries

Patents Grantslast 30 patents

Information Patent Grant
Magnetic carrier, two-component developer, and developer for replen...
- Patent number 12,164,265
- Issue date Dec 10, 2024
- Canon Kabushiki Kaisha
- Yuto Onozaki
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electrostatic charge image developer, process cartridge, image form...
- Patent number 12,153,377
- Issue date Nov 26, 2024
- FUJIFILM Business Innovation Corp.
- Karin Sakai
- 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
Electrostatic charge image developing carrier, electrostatic charge...
- Patent number 12,019,395
- Issue date Jun 25, 2024
- FUJIFILM Business Innovation Corp.
- Yosuke Tsurumi
- 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
Electrostatic charge image developing carrier, electrostatic charge...
- Patent number 11,982,975
- Issue date May 14, 2024
- FUJIFILM Business Innovation Corp.
- Yosuke Tsurumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic image developer, process cartridge, image forming app...
- Patent number 11,960,243
- Issue date Apr 16, 2024
- FUJIFILM Business Innovation Corp.
- Kazutsuna Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device
- Patent number 11,852,989
- Issue date Dec 26, 2023
- Canon Kabushiki Kaisha
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and two-component developer
- Patent number 11,714,362
- Issue date Aug 1, 2023
- Canon Kabushiki Kaisha
- Ichiro Kanno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Two-component developer, developing device, and image forming device
- Patent number 11,619,889
- Issue date Apr 4, 2023
- SHARP KABUSHIKI KAISHA
- Maiko Nagaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic image developer, process cartridge, image forming app...
- Patent number 11,614,694
- Issue date Mar 28, 2023
- FUJIFILM Business Innovation Corp.
- Soutaro Kakehi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic charge image, electrostatic char...
- Patent number 11,586,120
- Issue date Feb 21, 2023
- FUJIFILM Business Innovation Corp.
- Daisuke Noguchi
- 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
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
Ferrite carrier core material for electrophotographic developer, fe...
- Patent number 11,422,480
- Issue date Aug 23, 2022
- Powdertech Co., Ltd.
- Makoto Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 11,372,363
- Issue date Jun 28, 2022
- Ricoh Company, Ltd.
- Daisuke Inoue
- 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
Two-component developer
- Patent number 11,181,842
- Issue date Nov 23, 2021
- Kyocera Document Solutions Inc.
- Ryota Kobayashi
- 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
Image forming method
- Patent number 11,156,933
- Issue date Oct 26, 2021
- Konica Minolta, Inc.
- Keisuke Asano
- 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 core material for electrophotographic developer and method...
- Patent number 11,112,716
- Issue date Sep 7, 2021
- Powdertech Co., Ltd.
- Hiroki Sawamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner
- Patent number 11,112,714
- Issue date Sep 7, 2021
- Canon Kabushiki Kaisha
- Shota Amano
- 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
Electrostatic charge image developer, process cartridge, image form...
- Patent number 11,073,772
- Issue date Jul 27, 2021
- FUJIFILM Business Innovation Corp.
- Takuro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotograph toner
- Patent number 11,016,405
- Issue date May 25, 2021
- Hewlett-Packard Development Company, L.P.
- Jin-mo Hong
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic core material for electrophotographic developer, carrier f...
- Patent number 10,996,576
- Issue date May 4, 2021
- Powdertech Co., Ltd.
- Hiroki Sawamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic core material for electrophotographic developer, carrier f...
- Patent number 10,996,579
- Issue date May 4, 2021
- Powdertech Co., Ltd.
- Hiroki Sawamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic toner and method for manufacturing magnetic toner
- Patent number 10,969,704
- Issue date Apr 6, 2021
- Canon Kabushiki Kaisha
- Hiroki Kagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
TONER AND TWO-COMPONENT DEVELOPER
- Publication number 20240337960
- Publication date Oct 10, 2024
- Canon Kabushiki Kaisha
- YUU NISHIMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND TWO-COMPONENT DEVELOPER
- Publication number 20240329551
- Publication date Oct 3, 2024
- Canon Kabushiki Kaisha
- KENTARO KAMAE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
ELECTROSTATIC CHARGE IMAGE DEVELOPER, DEVELOPER CARTRIDGE, PROCESS...
- Publication number 20240319630
- Publication date Sep 26, 2024
- FUJIFILM Business Innovation Corp.
- Yosuke TSURUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240310755
- Publication date Sep 19, 2024
- KYOCERA DOCUMENT SOLUTIONS INC.
- Ryo YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FERRITE PARTICLE, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, ELECTR...
- Publication number 20240264546
- Publication date Aug 8, 2024
- Powdertech Co., Ltd.
- Yuzuru YAMASAKI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FERRITE PARTICLES, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, ELECT...
- Publication number 20240254004
- Publication date Aug 1, 2024
- Powdertech Co., Ltd.
- Yuzuru YAMASAKI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
CARRIER CORE MATERIAL AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER U...
- Publication number 20240201612
- Publication date Jun 20, 2024
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Shinya SASAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING CARRIER, ELECTROPHOTOGRAPHIC IMAG...
- Publication number 20240160122
- Publication date May 16, 2024
- RICOH COMPANY, LTD.
- Kento TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, IMAGE FORMING APPARATUS, AND DEVELOPMENT METHOD
- Publication number 20240142897
- Publication date May 2, 2024
- KYOCERA DOCUMENT SOLUTIONS INC.
- Takeshi ARAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING METHOD, TONER, DEVELOPER, PRINTED PRODUCT, TONER STOR...
- Publication number 20240103408
- Publication date Mar 28, 2024
- RICOH COMPANY, LTD.
- Kazumi SUZUKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER AND IMAGE FORMING APPARATUS
- Publication number 20240077810
- Publication date Mar 7, 2024
- KYOCERA DOCUMENT SOLUTIONS INC.
- Tamotsu SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND TWO-COMPONENT DEVELOPER
- Publication number 20240069457
- Publication date Feb 29, 2024
- Canon Kabushiki Kaisha
- RYUJI MURAYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER PRODUCTION METHOD, AND TWO-COMPONENT DEVELOPER
- Publication number 20230408940
- Publication date Dec 21, 2023
- Canon Kabushiki Kaisha
- RYUICHIRO MATSUO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND TWO-COMPONENT DEVELOPER
- Publication number 20230341790
- Publication date Oct 26, 2023
- Canon Kabushiki Kaisha
- KENTA MITSUIKI
- 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
TWO COMPONENT DEVELOPER CONTAINING TONER AND MAGNETIC CARRIER, AND...
- Publication number 20230305419
- Publication date Sep 28, 2023
- Canon Kabushiki Kaisha
- HIROKI WATANABE
- 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
FERRITE PARTICLE, CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEV...
- Publication number 20230296999
- Publication date Sep 21, 2023
- POWDERTECH CO.,LTD.
- Makoto ISHIKAWA
- 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
TONER AND TONER PRODUCTION METHOD
- Publication number 20230273536
- Publication date Aug 31, 2023
- Canon Kabushiki Kaisha
- SHINTARO KAWAGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER
- Publication number 20230273543
- Publication date Aug 31, 2023
- Canon Kabushiki Kaisha
- MASATAKE TANAKA
- 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
DEVELOPING DEVICE
- Publication number 20230251590
- Publication date Aug 10, 2023
- Canon Kabushiki Kaisha
- Osamu Ariizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER, DEVELOPER, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE
- Publication number 20230205108
- Publication date Jun 29, 2023
- RICOH COMPANY ,LTD.
- Kaede MASUKO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FERRITE PARTICLES, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER CORE MATER...
- Publication number 20230152726
- Publication date May 18, 2023
- POWDERTECH CO.,LTD.
- Makoto ISHIKAWA
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
FERRITE PARTICLES, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER CORE MATER...
- Publication number 20230144641
- Publication date May 11, 2023
- POWDERTECH CO.,LTD.
- Makoto ISHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20230139049
- Publication date May 4, 2023
- Toshiba Tec Kabushiki Kaisha
- Takumi HATANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER CORE MATERIAL, AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER...
- Publication number 20220390874
- Publication date Dec 8, 2022
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Yuto KAMAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER FOR DEVELOPING ELECTROSTATIC IMAGE, ELECTROSTATIC IMAGE DEV...
- Publication number 20220390875
- Publication date Dec 8, 2022
- FUJIFILM Business Innovation Corp.
- Shintaro ANNO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

characterised by carrier particles

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic carrier, two-component developer, and developer for replen...

Electrostatic charge image developer, process cartridge, image form...

Method for producing recycled carrier, method for producing recycle...

Electrostatic charge image developing carrier, electrostatic charge...

Method for producing carrier for electrostatic charge image develop...

Electrostatic charge image developing carrier, electrostatic charge...

Electrostatic image developer, process cartridge, image forming app...

Developing device

Toner and two-component developer

Two-component developer, developing device, and image forming device

Electrostatic image developer, process cartridge, image forming app...

Toner for developing electrostatic charge image, electrostatic char...

Electrostatic charge image developing carrier, electrostatic charge...

Carrier core material and electrophotographic development carrier u...

Ferrite carrier core material for electrophotographic developer, fe...

Image forming apparatus and image forming method

Carrier for electrostatic image development, electrostatic image de...

Two-component developer

Carrier for developing electrostatic charge image, electrostatic ch...

Image forming method

Ferrite carrier core material for electrophotographic developer, ca...

Carrier core material for electrophotographic developer and method...

Toner

Carrier, developer, method, and apparatus for forming electrophotog...

Magnetic core material for electrophotographic developer, carrier f...

Electrostatic charge image developer, process cartridge, image form...

Electrophotograph toner

Magnetic core material for electrophotographic developer, carrier f...

Magnetic core material for electrophotographic developer, carrier f...

Magnetic toner and method for manufacturing magnetic toner

Patents Applicationslast 30 patents

TONER AND TWO-COMPONENT DEVELOPER

TONER AND TWO-COMPONENT DEVELOPER

TWO-COMPONENT DEVELOPER

ELECTROSTATIC CHARGE IMAGE DEVELOPER, DEVELOPER CARTRIDGE, PROCESS...

IMAGE FORMING APPARATUS

FERRITE PARTICLE, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, ELECTR...

FERRITE PARTICLES, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, ELECT...

CARRIER CORE MATERIAL AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER U...

ELECTROPHOTOGRAPHIC IMAGE FORMING CARRIER, ELECTROPHOTOGRAPHIC IMAG...

DEVELOPMENT DEVICE, IMAGE FORMING APPARATUS, AND DEVELOPMENT METHOD

IMAGE FORMING METHOD, TONER, DEVELOPER, PRINTED PRODUCT, TONER STOR...

DEVELOPER AND IMAGE FORMING APPARATUS

TONER AND TWO-COMPONENT DEVELOPER

TONER, TONER PRODUCTION METHOD, AND TWO-COMPONENT DEVELOPER

TONER AND TWO-COMPONENT DEVELOPER

CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE AND METHOD FOR PR...

TWO COMPONENT DEVELOPER CONTAINING TONER AND MAGNETIC CARRIER, AND...

CARRIER FOR ELECTROPHOTOGRAPHIC IMAGE FORMATION, DEVELOPER FOR ELEC...

FERRITE PARTICLE, CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEV...

METHOD FOR PRODUCING CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IM...

TONER AND TONER PRODUCTION METHOD

TONER

CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CH...

DEVELOPING DEVICE

CARRIER, DEVELOPER, IMAGE FORMING METHOD, AND PROCESS CARTRIDGE

FERRITE PARTICLES, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER CORE MATER...

FERRITE PARTICLES, ELECTROPHOTOGRAPHIC DEVELOPER CARRIER CORE MATER...

TONER, TONER CARTRIDGE, AND IMAGE FORMING APPARATUS

CARRIER CORE MATERIAL, AND ELECTROPHOTOGRAPHIC DEVELOPMENT CARRIER...

CARRIER FOR DEVELOPING ELECTROSTATIC IMAGE, ELECTROSTATIC IMAGE DEV...