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Kohtaroh OGINO
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Toner, toner stored unit, and image forming apparatus
Patent number
11,256,188
Issue date
Feb 22, 2022
Ricoh Company, Ltd.
Akihiro Kaneko
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer, toner stored unit, image forming apparatus, image...
Patent number
11,036,156
Issue date
Jun 15, 2021
Ricoh Company, Ltd.
Kohtaroh Ogino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, developer, toner storage unit, image forming apparatus, imag...
Patent number
10,627,732
Issue date
Apr 21, 2020
Ricoh Company, Ltd.
Kohtaroh Ogino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming apparatus, image forming method, and toner sto...
Patent number
10,599,059
Issue date
Mar 24, 2020
Ricoh Company, Ltd.
Namie Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming apparatus, image forming method, and toner sto...
Patent number
10,310,399
Issue date
Jun 4, 2019
Ricoh Company, Ltd.
Natsuko Matsushita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming apparatus, image forming method, and process c...
Patent number
10,061,220
Issue date
Aug 28, 2018
Ricoh Company, Ltd.
Kohtaroh Ogino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming apparatus, image forming method, and process c...
Patent number
9,904,190
Issue date
Feb 27, 2018
Ricoh Company, Ltd.
Tatsuya Dan
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND METHOD OF...
Publication number
20240377770
Publication date
Nov 14, 2024
RICOH COMPANY, LTD.
Yoshitaka Yamauchi
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
TONER, DEVELOPING AGENT, TONER ACCOMMODATING UNIT, IMAGE FORMING AP...
Publication number
20240012344
Publication date
Jan 11, 2024
RICOH COMPANY, LTD.
Kohtaroh OGINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER
Publication number
20230251588
Publication date
Aug 10, 2023
Ayaka MORI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, DEVELOPER, TONER HOUSING UNIT, IMAGE FORMING APPARATUS, AND...
Publication number
20230205107
Publication date
Jun 29, 2023
Kohtaroh OGINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMATION METHOD, AND PRINTED...
Publication number
20230205105
Publication date
Jun 29, 2023
Yoshitaka YAMAUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER STORED UNIT, AND IMAGE FORMING APPARATUS
Publication number
20210072656
Publication date
Mar 11, 2021
Akihiro KANEKO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, DEVELOPER, TONER STORED UNIT, IMAGE FORMING APPARATUS, IMAGE...
Publication number
20200272067
Publication date
Aug 27, 2020
Kohtaroh OGINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, TONER STORAGE UNIT, AND IMAGE FORMING APPARATUS
Publication number
20200026210
Publication date
Jan 23, 2020
Yu HIRAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND TONER STO...
Publication number
20190278191
Publication date
Sep 12, 2019
Namie SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND TONER STO...
Publication number
20180329326
Publication date
Nov 15, 2018
Natsuko MATSUSHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, DEVELOPER, TONER STORAGE UNIT, IMAGE FORMING APPARATUS, IMAG...
Publication number
20180267418
Publication date
Sep 20, 2018
Kohtaroh Ogino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS C...
Publication number
20170212442
Publication date
Jul 27, 2017
Kohtaroh OGINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESS C...
Publication number
20170082933
Publication date
Mar 23, 2017
Tatsuya DAN
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY