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H04N2201/02445
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ELECTRICITY
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Electric communication
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PICTORIAL COMMUNICATION
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Patents Grants
last 30 patents
Information
Patent Grant
Image reading apparatus and reflecting mirror unit
Patent number
9,554,010
Issue date
Jan 24, 2017
Canon Kabushiki Kaisha
Takayuki Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Contact image sensor unit including a detachable light guide suppor...
Patent number
9,253,359
Issue date
Feb 2, 2016
Canon Components, Inc.
Hidehisa Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light projecting device, image reading device including same, and i...
Patent number
8,798,500
Issue date
Aug 5, 2014
Ricoh Company, Ltd.
Shohei Shinkawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light projection unit, image reading device including same, and ima...
Patent number
8,643,917
Issue date
Feb 4, 2014
Ricoh Company, Ltd.
Masatoshi Ishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light projection unit, image reading device including same, and ima...
Patent number
8,422,093
Issue date
Apr 16, 2013
Ricoh Company, Ltd.
Masatoshi Ishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light projecting device, image reading device including same, and i...
Patent number
8,422,917
Issue date
Apr 16, 2013
Ricoh Company, Limited
Shohei Shinkawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical unit, image reading device, and image forming apparatus
Patent number
8,154,774
Issue date
Apr 10, 2012
Ricoh Company, Ltd.
Shohei Shinkawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical scanning apparatus
Patent number
7,457,020
Issue date
Nov 25, 2008
Canon Kabushiki Kaisha
Akihiro Fukutomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical module and methods for optically aligning and assembling th...
Patent number
7,271,402
Issue date
Sep 18, 2007
Universal Scientific Industrial Co., Ltd.
Ming-Che Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus
Patent number
6,778,713
Issue date
Aug 17, 2004
Fuji Photo Film Co., Ltd.
Takashi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LIGHT PROJECTING DEVICE, IMAGE READING DEVICE INCLUDING SAME, AND I...
Publication number
20130243487
Publication date
Sep 19, 2013
Shohei SHINKAWA
G02 - OPTICS
Information
Patent Application
Light Projection Unit, Image Reading Device Including Same, And Ima...
Publication number
20130083345
Publication date
Apr 4, 2013
Masatoshi ISHIDA
G02 - OPTICS
Information
Patent Application
CONTACT IMAGE SENSOR UNIT AND IMAGE READING APPARATUS USING THE SAME
Publication number
20130009037
Publication date
Jan 10, 2013
Canon Components, Inc.
Hidehisa Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Light Projection unit, image reading device including same, and ima...
Publication number
20100232834
Publication date
Sep 16, 2010
Ricoh Company, Ltd.
Masatoshi Ishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Light projecting device, image reading device including same, and i...
Publication number
20100129116
Publication date
May 27, 2010
Ricoh Company, Ltd.
Shohei Shinkawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical unit, image reading device, and image forming apparatus
Publication number
20090185239
Publication date
Jul 23, 2009
Shohei Shinkawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS AND REFLECTING MIRROR UNIT
Publication number
20070291333
Publication date
Dec 20, 2007
Canon Kabushiki Kaisha
Takayuki Suga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SCANNING APPARATUS
Publication number
20070273949
Publication date
Nov 29, 2007
Canon Kabushiki Kaisha
Akihiro Fukutomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE