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Tsuyoshi Endo
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Drawer mechanism and image forming apparatus
Patent number
11,172,086
Issue date
Nov 9, 2021
Ricoh Company, Ltd.
Tsuyoshi Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Housing and image forming apparatus
Patent number
10,606,209
Issue date
Mar 31, 2020
Ricoh Company, Ltd.
Hiroki Ishimitsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lock lever structure, unit, and image forming apparatus
Patent number
10,594,880
Issue date
Mar 17, 2020
Ricoh Company, Ltd.
Sakie Higuchi
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Sound absorbing device, electronic device, and image forming apparatus
Patent number
9,711,125
Issue date
Jul 18, 2017
Ricoh Company, Limited
Kouta Hirakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electronic device and image forming apparatus
Patent number
9,527,321
Issue date
Dec 27, 2016
Ricoh Company, Limited
Junichi Kawase
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sound absorbing device, electronic device, and image forming apparatus
Patent number
9,389,574
Issue date
Jul 12, 2016
Ricoh Company, Limited
Kouta Hirakawa
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Image forming apparatus with locking drawer unit
Patent number
9,353,553
Issue date
May 31, 2016
Ricoh Company, Limited
Yusuke Funayama
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Image forming apparatus having a drawer unit with a paper-feeding c...
Patent number
9,176,462
Issue date
Nov 3, 2015
Ricoh Company, Limited
Yoshihide Ohta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having drawer unit
Patent number
9,163,429
Issue date
Oct 20, 2015
Ricoh Company, Limited
Kohta Takenaka
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Image forming apparatus
Patent number
8,849,180
Issue date
Sep 30, 2014
Ricoh Company, Ltd.
Masaki Kimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for detecting and eliminating av...
Patent number
5,987,227
Issue date
Nov 16, 1999
Ricoh Company, Ltd.
Tsuyoshi Endo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus which monitors hardware errors of a control...
Patent number
5,640,467
Issue date
Jun 17, 1997
Ricoh Company, Ltd.
Toshiki Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
DRAWER MECHANISM AND IMAGE FORMING APPARATUS
Publication number
20210075927
Publication date
Mar 11, 2021
Tsuyoshi ENDO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOUSING AND IMAGE FORMING APPARATUS
Publication number
20190286047
Publication date
Sep 19, 2019
RICOH COMPANY, LTD.
Hiroki ISHIMITSU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LOCK LEVER STRUCTURE, UNIT, AND IMAGE FORMING APPARATUS
Publication number
20170163827
Publication date
Jun 8, 2017
RICOH COMPANY, LTD.
Sakie Higuchi
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20160300558
Publication date
Oct 13, 2016
RICOH COMPANY, LTD.
Kouta Hirakawa
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
ELECTRONIC DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150343816
Publication date
Dec 3, 2015
RICOH COMPANY, LIMITED
Junichi KAWASE
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SOUND ABSORBING DEVICE, ELECTRONIC DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20150243274
Publication date
Aug 27, 2015
RICOH COMPANY, LIMITED
Kouta HIRAKAWA
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140169828
Publication date
Jun 19, 2014
RICOH COMPANY, LIMITED
Yoshihide OHTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140167580
Publication date
Jun 19, 2014
RICOH COMPANY, LIMITED
Yusuke FUNAYAMA
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140167587
Publication date
Jun 19, 2014
RICOH COMPANY, LIMITED
Kohta TAKENAKA
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20120045263
Publication date
Feb 23, 2012
Masaki Kimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY