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Akihiro Fujita
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Isehara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Sheet conveying device and image forming apparatus incorporating th...
Patent number
11,655,114
Issue date
May 23, 2023
Ricoh Company, Ltd.
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Liquid discharge head, head module, head device, liquid discharge d...
Patent number
11,179,938
Issue date
Nov 23, 2021
Ricoh Company, Ltd.
Akihiro Fujita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet feeder and image forming apparatus including same
Patent number
8,695,967
Issue date
Apr 15, 2014
Ricoh Company, Ltd.
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image forming apparatus with leading-edge detection sensor
Patent number
8,186,824
Issue date
May 29, 2012
Ricoh Company, Ltd.
Akihiro Fujita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus
Patent number
7,950,797
Issue date
May 31, 2011
Ricoh Company Ltd.
Akihiro Fujita
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet feeder, image forming apparatus, and sheet feeding method, ut...
Patent number
7,891,657
Issue date
Feb 22, 2011
Ricoh Company, Ltd.
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image forming apparatus
Patent number
7,712,892
Issue date
May 11, 2010
Ricoh Company, Ltd.
Hajime Nishida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Paper feeder and image forming apparatus using the same
Patent number
7,611,138
Issue date
Nov 3, 2009
Ricoh Company, Ltd.
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image forming device
Patent number
7,505,714
Issue date
Mar 17, 2009
Ricoh Company, Ltd.
Shoji Asanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Head cleaner and image forming apparatus
Patent number
7,431,422
Issue date
Oct 7, 2008
Ricoh Company, Ltd.
Shoji Asanuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet feeding apparatus with skew correction for fed sheets
Patent number
6,079,708
Issue date
Jun 27, 2000
Ricoh Company, Ltd.
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Rolled paper feeding apparatus which provides a constant torque for...
Patent number
5,884,860
Issue date
Mar 23, 1999
Ricoh Company, Ltd.
Kazumasa Ishikawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE APPARATUS
Publication number
20230302799
Publication date
Sep 28, 2023
Akihiro FUJITA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING TH...
Publication number
20200391966
Publication date
Dec 17, 2020
Ricoh Company, Ltd.
Akihiro FUJITA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
LIQUID DISCHARGE HEAD, HEAD MODULE, HEAD DEVICE, LIQUID DISCHARGE D...
Publication number
20200384767
Publication date
Dec 10, 2020
Akihiro FUJITA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SHEET FEEDER AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20130113157
Publication date
May 9, 2013
Akihiro FUJITA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Support structure for exhaust pipe
Publication number
20110049310
Publication date
Mar 3, 2011
Akihiro Fujita
B60 - VEHICLES IN GENERAL
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20100149299
Publication date
Jun 17, 2010
Hajime Nishida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20090147066
Publication date
Jun 11, 2009
RICOH COMPANY, LTD.
Akihiro FUJITA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS WITH LEADING-EDGE DETECTION SENSOR
Publication number
20090122096
Publication date
May 14, 2009
Akihiro FUJITA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Image forming device
Publication number
20050265749
Publication date
Dec 1, 2005
Shoji Asanuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Paper feeder and image forming apparatus using the same
Publication number
20050253323
Publication date
Nov 17, 2005
Akihiro Fujita
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Image forming apparatus
Publication number
20050194730
Publication date
Sep 8, 2005
Hajime Nishida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Head cleaner and image forming apparatus
Publication number
20050146554
Publication date
Jul 7, 2005
Shoji Asanuma
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS