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Keisuke Tada
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magenta toner, developer, toner accommodating unit, image forming a...
Patent number
12,032,332
Issue date
Jul 9, 2024
Ricoh Company, Ltd.
Hiyori Fujino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cyan toner, developer, toner accommodating unit, image forming appa...
Patent number
11,841,679
Issue date
Dec 12, 2023
Ricoh Company, Ltd.
Hiyori Fujino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Yellow toner, developer, process cartridge, image forming apparatus...
Patent number
10,859,934
Issue date
Dec 8, 2020
Ricoh Company, Ltd.
Hiyori Fujino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for manufacturing toner, toner and image forming method
Patent number
9,176,402
Issue date
Nov 3, 2015
Ricoh Company, Ltd.
Keisuke Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing toner and toner
Patent number
8,557,497
Issue date
Oct 15, 2013
Ricoh Company, Limited
Junichi Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
TONER, DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND I...
Publication number
20240210847
Publication date
Jun 27, 2024
Shoki MATSUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CYAN TONER, DEVELOPER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPA...
Publication number
20210397105
Publication date
Dec 23, 2021
RICOH COMPANY, LTD.
Hiyori FUJINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MAGENTA TONER, DEVELOPER, TONER ACCOMMODATING UNIT, IMAGE FORMING A...
Publication number
20210286279
Publication date
Sep 16, 2021
RICOH COMPANY, LTD.
Hiyori FUJINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
YELLOW TONER, DEVELOPER, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS...
Publication number
20200209772
Publication date
Jul 2, 2020
Hiyori FUJINO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR MANUFACTURING TONER, TONER AND IMAGE FORMING METHOD
Publication number
20140342282
Publication date
Nov 20, 2014
Keisuke Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF MANUFACTURING TONER AND TONER
Publication number
20110136052
Publication date
Jun 9, 2011
Junichi WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY