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Shouji OKABE
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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
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
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
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
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
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
Drive control device and image forming apparatus
Patent number
7,460,820
Issue date
Dec 2, 2008
Ricoh Company Limited
Shouji Okabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Downsized facsimile machine using semiconductor DAA
Patent number
7,139,104
Issue date
Nov 21, 2006
Ricoh Company, Ltd.
Shouji Okabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
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
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
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
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
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
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
Drive control device and image forming apparatus
Publication number
20070009290
Publication date
Jan 11, 2007
Shouji Okabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY