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Yuuki SATOH
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Information storage system including a plurality of terminals
Patent number
11,768,448
Issue date
Sep 26, 2023
Ricoh Company, Ltd.
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Projector, display system, and mobile object
Patent number
11,768,370
Issue date
Sep 26, 2023
Ricoh Company, Ltd.
Yuuki Satoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Information storage system including a plurality of terminals
Patent number
11,429,036
Issue date
Aug 30, 2022
Ricoh Company, Ltd.
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Information storage system including a plurality of terminals
Patent number
11,275,327
Issue date
Mar 15, 2022
Ricoh Company, Ltd.
Yasufumi Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer container which discharges toner from a lower side and in...
Patent number
11,188,007
Issue date
Nov 30, 2021
Ricoh Company, Ltd.
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Display device and apparatus
Patent number
11,061,227
Issue date
Jul 13, 2021
Ricoh Company, Ltd.
Kazuhiro Fujita
G02 - OPTICS
Information
Patent Grant
Display device, display system, and mobile object
Patent number
11,048,081
Issue date
Jun 29, 2021
Ricoh Company, Ltd.
Yuuki Satoh
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Display device and apparatus
Patent number
10,976,544
Issue date
Apr 13, 2021
Ricoh Company, Ltd.
Yuuki Satoh
G02 - OPTICS
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
10,754,275
Issue date
Aug 25, 2020
Ricoh Company, Ltd.
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Developer container having a cap with three portions of different d...
Patent number
10,725,398
Issue date
Jul 28, 2020
Ricoh Company, Ltd.
Yasufumi Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
10,496,009
Issue date
Dec 3, 2019
Ricoh Company, Ltd.
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,989,887
Issue date
Jun 5, 2018
Ricoh Company, Ltd.
Yasufumi Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,599,927
Issue date
Mar 21, 2017
Ricoh Company, Ltd.
Yasufumi Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,256,158
Issue date
Feb 9, 2016
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Powder container and image forming apparatus incorporating same
Patent number
9,170,530
Issue date
Oct 27, 2015
Ricoh Company, Ltd.
Yuki Oshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,110,402
Issue date
Aug 18, 2015
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,081,327
Issue date
Jul 14, 2015
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
9,069,287
Issue date
Jun 30, 2015
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Development device and image forming apparatus and process unit inc...
Patent number
9,008,556
Issue date
Apr 14, 2015
Ricoh Company, Ltd.
Yuuji Ishikura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
8,909,071
Issue date
Dec 9, 2014
Ricoh Company, Limited
Yasufumi Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device, and process cartridge and image forming apparat...
Patent number
8,824,932
Issue date
Sep 2, 2014
Ricoh Company, Ltd.
Katsumi Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device, process cartridge, and image forming apparatus...
Patent number
8,682,230
Issue date
Mar 25, 2014
Ricoh Company, Ltd.
Nobuyuki Taguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Information storage device, removable device, developer container,...
Patent number
8,660,441
Issue date
Feb 25, 2014
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for preventing an information storage device f...
Patent number
8,577,228
Issue date
Nov 5, 2013
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Information storage device, removable device, developer container,...
Patent number
8,346,105
Issue date
Jan 1, 2013
Ricoh Company, Limited
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Developing device, process cartridge, and image forming apparatus
Patent number
8,326,189
Issue date
Dec 4, 2012
Ricoh Company, Limited
Yoshiyuki Fukuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS
Publication number
20230418181
Publication date
Dec 28, 2023
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS
Publication number
20220357684
Publication date
Nov 10, 2022
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PROJECTOR, DISPLAY SYSTEM, AND MOBILE OBJECT
Publication number
20220099968
Publication date
Mar 31, 2022
Yuuki SATOH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
INFORMATION STORAGE SYSTEM INCLUDING A PLURALITY OF TERMINALS
Publication number
20210356884
Publication date
Nov 18, 2021
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
DEVELOPER CONTAINER HAVING A CAP WITH THREE PORTIONS OF DIFFERENT D...
Publication number
20210088933
Publication date
Mar 25, 2021
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
OPTICAL ELEMENT, DISPLAY SYSTEM, AND MOBILE OBJECT
Publication number
20210033861
Publication date
Feb 4, 2021
Kento NAKAMURA
B60 - VEHICLES IN GENERAL
Information
Patent Application
DEVELOPER CONTAINER HAVING A CAP WITH THREE PORTIONS OF DIFFERENT D...
Publication number
20200348615
Publication date
Nov 5, 2020
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISPLAY DEVICE, DISPLAY SYSTEM, AND MOBILE OBJECT
Publication number
20200150433
Publication date
May 14, 2020
Yuuki SATOH
B60 - VEHICLES IN GENERAL
Information
Patent Application
DEVELOPER CONTAINER HAVING A CAP WITH THREE PORTIONS OF DIFFERENT D...
Publication number
20200026220
Publication date
Jan 23, 2020
RICOH COMPANY, LTD.
Yasufumi TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISPLAY DEVICE AND APPARATUS
Publication number
20190285885
Publication date
Sep 19, 2019
RICOH COMPANY, LTD.
Yuuki SATOH
B60 - VEHICLES IN GENERAL
Information
Patent Application
DISPLAY DEVICE AND APPARATUS
Publication number
20190285884
Publication date
Sep 19, 2019
RICOH COMPANY, LTD.
Kazuhiro FUJITA
G02 - OPTICS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20180253028
Publication date
Sep 6, 2018
Yasufumi TAKAHASHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20170153572
Publication date
Jun 1, 2017
Yasufumi TAKAHASHI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20150293485
Publication date
Oct 15, 2015
Yasufumi TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20140341602
Publication date
Nov 20, 2014
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20140314443
Publication date
Oct 23, 2014
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20140286670
Publication date
Sep 25, 2014
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE...
Publication number
20140037325
Publication date
Feb 6, 2014
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS AND PROCESS UNIT INC...
Publication number
20130243499
Publication date
Sep 19, 2013
Yuuji Ishikura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS AND METHOD FOR PREVENTING AN INFORMATION STORAGE DEVICE F...
Publication number
20130223877
Publication date
Aug 29, 2013
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INFORMATION STORAGE DEVICE, REMOVABLE DEVICE, DEVELOPER CONTAINER,...
Publication number
20130188985
Publication date
Jul 25, 2013
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20130071148
Publication date
Mar 21, 2013
Yuuji ISHIKURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
INFORMATION STORAGE DEVICE, REMOVABLE DEVICE, DEVELOPER CONTAINER,...
Publication number
20120200871
Publication date
Aug 9, 2012
Yasufumi Takahashi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS...
Publication number
20120057907
Publication date
Mar 8, 2012
Nobuyuki Taguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20110305485
Publication date
Dec 15, 2011
Yuki OSHIKAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE, AND PROCESS CARTRIDGE AND IMAGE FORMING APPARAT...
Publication number
20110194874
Publication date
Aug 11, 2011
Katsumi Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20110058858
Publication date
Mar 10, 2011
Yoshiyuki Fukuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY