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Kohei Shimbo
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lighting device and image reading apparatus
Patent number
11,933,486
Issue date
Mar 19, 2024
Ricoh Company, Ltd.
Hideyo Makino
F21 - LIGHTING
Information
Patent Grant
Spectral-characteristic acquisition apparatus and method of obtaini...
Patent number
11,906,356
Issue date
Feb 20, 2024
Ricoh Company, Ltd.
Toshio Koike
G01 - MEASURING TESTING
Information
Patent Grant
Spectral property acquisition apparatus and image forming apparatus
Patent number
11,519,783
Issue date
Dec 6, 2022
Ricoh Company, Ltd.
Yusuke Taneda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Spectral characteristic acquisition device, image forming apparatus...
Patent number
11,134,159
Issue date
Sep 28, 2021
Ricoh Company, Ltd.
Yoichi Kubota
G01 - MEASURING TESTING
Information
Patent Grant
Spectral characteristic obtaining apparatus, image forming apparatu...
Patent number
10,594,905
Issue date
Mar 17, 2020
Ricoh Company, Ltd.
Yusuke Taneda
G01 - MEASURING TESTING
Information
Patent Grant
Spectral characteristic acquiring apparatus, image forming apparatu...
Patent number
10,564,038
Issue date
Feb 18, 2020
Ricoh Company, Ltd.
Yusuke Taneda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectral characteristic acquisition device, image evaluation device...
Patent number
9,677,938
Issue date
Jun 13, 2017
Ricoh Company, Ltd.
Kohei Shimbo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Spectral characteristic obtaining apparatus, image evaluation appar...
Patent number
9,222,833
Issue date
Dec 29, 2015
Ricoh Company, Ltd.
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Grant
Spectral characteristic acquisition device, image evaluation device...
Patent number
9,224,080
Issue date
Dec 29, 2015
Ricoh Company, Ltd.
Yoichi Kubota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectral characteristic acquisition apparatus, image evaluation app...
Patent number
9,197,761
Issue date
Nov 24, 2015
Ricoh Company, Ltd.
Naohiro Kamijo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectral characteristic obtaining apparatus, image evaluation appar...
Patent number
9,068,893
Issue date
Jun 30, 2015
Ricoh Company, Ltd.
Manabu Seo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectrometer, and image evaluating unit and image forming device in...
Patent number
8,964,176
Issue date
Feb 24, 2015
Ricoh Company, Ltd.
Naohiro Kamijo
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for obtaining spectral characteristics
Patent number
8,908,176
Issue date
Dec 9, 2014
Ricoh Company, Ltd.
Yoichi Kubota
G01 - MEASURING TESTING
Information
Patent Grant
Spectral characteristic acquiring apparatus, spectral characteristi...
Patent number
8,879,057
Issue date
Nov 4, 2014
Ricoh Company, Ltd.
Kohei Shimbo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Spectrometer, and image evaluating unit and image forming device in...
Patent number
8,755,046
Issue date
Jun 17, 2014
Ricoh Company, Ltd.
Kohei Shimbo
G01 - MEASURING TESTING
Information
Patent Grant
Spectral characteristics estimation device, image forming apparatus...
Patent number
8,593,628
Issue date
Nov 26, 2013
Ricoh Company, Limited
Kohei Shimbo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectral characteristic measuring device and image forming apparatus
Patent number
8,559,005
Issue date
Oct 15, 2013
Ricoh Company, Ltd.
Kohei Shimbo
G01 - MEASURING TESTING
Information
Patent Grant
Spectral distribution measuring device
Patent number
8,497,988
Issue date
Jul 30, 2013
Ricoh Company, Ltd.
Kohei Shimbo
G01 - MEASURING TESTING
Information
Patent Grant
Spectroscopic characteristics acquisition unit, image evaluation un...
Patent number
8,472,019
Issue date
Jun 25, 2013
Ricoh Company, Ltd.
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Grant
Spectrometric measurement apparatus, image evaluation apparatus, an...
Patent number
8,363,217
Issue date
Jan 29, 2013
Ricoh Company, Ltd.
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Grant
INJECTION MOLD, A PRODUCTION METHOD THEREOF, A PRODUCTION SYSTEM TH...
Patent number
6,810,303
Issue date
Oct 26, 2004
Ricoh Company, Ltd.
Eiri Sagae
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Estimation of the configuration of an optical element for an optica...
Patent number
6,778,940
Issue date
Aug 17, 2004
Ricoh Company, Ltd.
Kohei Shimbo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Estimation of the configuration of an optical element for an optica...
Patent number
6,546,357
Issue date
Apr 8, 2003
Ricoh Company, Ltd.
Kohei Shimbo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
COLORIMETER AND IMAGE FORMING APPARATUS INCORPORATING THE SAME
Publication number
20240406336
Publication date
Dec 5, 2024
RICOH COMPANY, LTD.
Osamu Kawazoe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHTING DEVICE AND IMAGE READING APPARATUS
Publication number
20230383924
Publication date
Nov 30, 2023
RICOH COMPANY, LTD.
Hideyo Makino
F21 - LIGHTING
Information
Patent Application
SPECTRAL-CHARACTERISTIC ACQUISITION APPARATUS AND METHOD OF OBTAINI...
Publication number
20230106354
Publication date
Apr 6, 2023
RICOH COMPANY, LTD.
Toshio KOIKE
G01 - MEASURING TESTING
Information
Patent Application
SPECTRAL PROPERTY ACQUISITION APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20200300701
Publication date
Sep 24, 2020
RICOH COMPANY, LTD.
Yusuke TANEDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUISITION DEVICE, IMAGE FORMING APPARATUS...
Publication number
20200007694
Publication date
Jan 2, 2020
RICOH COMPANY, LTD.
Yoichi KUBOTA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUIRING APPARATUS, IMAGE FORMING APPARATU...
Publication number
20190250040
Publication date
Aug 15, 2019
RICOH COMPANY, LTD.
Yusuke TANEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTRAL CHARACTERISTIC OBTAINING APPARATUS, IMAGE FORMING APPARATU...
Publication number
20190230254
Publication date
Jul 25, 2019
RICOH COMPANY, LTD.
Yusuke TANEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTRAL CHARACTERISTIC OBTAINING APPARATUS, IMAGE EVALUATION APPAR...
Publication number
20150253190
Publication date
Sep 10, 2015
RICOH COMPANY, LTD.
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUISITION DEVICE, IMAGE EVALUATION DEVICE...
Publication number
20150235114
Publication date
Aug 20, 2015
RICOH COMPANY, LTD.
Yoichi KUBOTA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUISITION APPARATUS, IMAGE EVALUATION APP...
Publication number
20150049371
Publication date
Feb 19, 2015
RICOH COMPANY, LTD.
Naohiro KAMIJO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUISITION DEVICE, IMAGE EVALUATION DEVICE...
Publication number
20140333927
Publication date
Nov 13, 2014
RICOH COMPANY, LTD.
Kohei SHIMBO
G01 - MEASURING TESTING
Information
Patent Application
SPECTROMETER, AND IMAGE EVALUATING UNIT AND IMAGE FORMING DEVICE IN...
Publication number
20130235376
Publication date
Sep 12, 2013
RICOH COMPANY, LTD.
Naohiro Kamijo
G01 - MEASURING TESTING
Information
Patent Application
SPECTROMETER, AND IMAGE EVALUATING UNIT AND IMAGE FORMING DEVICE IN...
Publication number
20130235249
Publication date
Sep 12, 2013
RICOH COMPANY, LTD.
Kohei Shimbo
G01 - MEASURING TESTING
Information
Patent Application
SPECTRAL CHARACTERISTIC MEASURING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20130182251
Publication date
Jul 18, 2013
Ricoh Company, Ltd.
Kohei Shimbo
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR OBTAINING SPECTRAL CHARACTERISTICS
Publication number
20130182256
Publication date
Jul 18, 2013
RICOH COMPANY, LTD.
Yoichi KUBOTA
G01 - MEASURING TESTING
Information
Patent Application
SPECTRAL CHARACTERISTIC ACQUIRING APPARATUS, SPECTRAL CHARACTERISTI...
Publication number
20130063723
Publication date
Mar 14, 2013
RICOH COMPANY, LTD.
Kohei SHIMBO
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SPECTRAL CHARACTERISTICS ESTIMATION DEVICE, IMAGE FORMING APPARATUS...
Publication number
20110317149
Publication date
Dec 29, 2011
Kohei Shimbo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTRAL CHARACTERISTIC OBTAINING APPARATUS, IMAGE EVALUATION APPAR...
Publication number
20110299104
Publication date
Dec 8, 2011
Ricoh Company Ltd.
Manabu Seo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPECTROSCOPIC CHARACTERISTICS ACQUISITION UNIT, IMAGE EVALUATION UN...
Publication number
20110222056
Publication date
Sep 15, 2011
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Application
SPECTROMETRIC MEASUREMENT APPARATUS, IMAGE EVALUATION APPARATUS, AN...
Publication number
20110106472
Publication date
May 5, 2011
Manabu Seo
G01 - MEASURING TESTING
Information
Patent Application
SPECTRAL DISTRIBUTION MEASURING DEVICE
Publication number
20110063615
Publication date
Mar 17, 2011
Kohei Shimbo
G02 - OPTICS
Information
Patent Application
Estimation of the configuration of an optical element for an optica...
Publication number
20030120454
Publication date
Jun 26, 2003
Kohei Shimbo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Injection mold, a production method thereof, a production system th...
Publication number
20030018408
Publication date
Jan 23, 2003
Eiri Sagae
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Estimation of the configuration of an optical element for an optica...
Publication number
20020042690
Publication date
Apr 11, 2002
RICOH COMPANY LTD.
Kohei Shimbo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL