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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Projection system, image processing apparatus, projection method
Patent number
10,602,102
Issue date
Mar 24, 2020
Ricoh Company, Ltd.
Masaaki Ishikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection system, image processing apparatus, and calibration method
Patent number
10,091,475
Issue date
Oct 2, 2018
Ricoh Company, Ltd.
Masaaki Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection system, image processing apparatus, and correction method
Patent number
9,818,377
Issue date
Nov 14, 2017
Ricoh Company, Ltd.
Masaaki Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection system, image processing apparatus, and computer-readabl...
Patent number
9,781,395
Issue date
Oct 3, 2017
Ricoh Company, Ltd.
Masaaki Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pattern extracting device, image projecting device, pattern extract...
Patent number
9,767,377
Issue date
Sep 19, 2017
Ricoh Company, Ltd.
Yukinaka Uchiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection system, image processing device, and projection method
Patent number
9,661,257
Issue date
May 23, 2017
Ricoh Company, Ltd.
Masaaki Ishikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processing system, image processing apparatus, and image proc...
Patent number
9,654,750
Issue date
May 16, 2017
Ricoh Company, Limited
Takayuki Kunieda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection system, device and method for the output of calibration...
Patent number
9,532,018
Issue date
Dec 27, 2016
Ricoh Company, Ltd.
Masaaki Ishikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Pattern processing device, pattern processing method, and pattern p...
Patent number
9,454,824
Issue date
Sep 27, 2016
Ricoh Company, Ltd.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pattern processing apparatus, pattern processing method, and patter...
Patent number
9,454,808
Issue date
Sep 27, 2016
Ricoh Company, Ltd.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pattern processing device, pattern processing method, and pattern p...
Patent number
9,123,123
Issue date
Sep 1, 2015
Ricoh Company, Ltd.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for applying edge enhancement based on image c...
Patent number
7,848,589
Issue date
Dec 7, 2010
Richoh Company, Ltd.
Fumihiro Hasegawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Character recognition method and system
Patent number
5,911,005
Issue date
Jun 8, 1999
Ricoh Company, Ltd.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING APPARATUS, PROJECTION METHOD
Publication number
20180324396
Publication date
Nov 8, 2018
Masaaki ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING APPARATUS, AND COMPUTER-READABL...
Publication number
20160353068
Publication date
Dec 1, 2016
Masaaki ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING APPARATUS, AND CALIBRATION METHOD
Publication number
20160295184
Publication date
Oct 6, 2016
Masaaki ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PATTERN PROCESSING DEVICE, PATTERN PROCESSING METHOD, AND PATTERN P...
Publication number
20150228083
Publication date
Aug 13, 2015
RICOH COMPANY, LTD.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING APPARATUS, AND CORRECTION METHOD
Publication number
20150213584
Publication date
Jul 30, 2015
RICOH COMPANY, LTD.
Masaaki ISHIKAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PATTERN EXTRACTING DEVICE, IMAGE PROJECTING DEVICE, PATTERN EXTRACT...
Publication number
20150146990
Publication date
May 28, 2015
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PATTERN PROCESSING APPARATUS, PATTERN PROCESSING METHOD, AND PATTER...
Publication number
20150131911
Publication date
May 14, 2015
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING DEVICE, AND PROJECTION METHOD
Publication number
20150077573
Publication date
Mar 19, 2015
Masaaki ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING SYSTEM, IMAGE PROCESSING APPARATUS, AND IMAGE PROC...
Publication number
20150077584
Publication date
Mar 19, 2015
RICOH COMPANY, LIMITED
Takayuki KUNIEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION SYSTEM, IMAGE PROCESSING DEVICE, AND PROJECTION METHOD
Publication number
20150029465
Publication date
Jan 29, 2015
Masaaki ISHIKAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PATTERN PROCESSING DEVICE, PATTERN PROCESSING METHOD, AND PATTERN P...
Publication number
20130315489
Publication date
Nov 28, 2013
RICOH COMPANY, LTD.
Yukinaka Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for applying edge enhancement based on image c...
Publication number
20060170979
Publication date
Aug 3, 2006
Fumihiro Hasegawa
G06 - COMPUTING CALCULATING COUNTING