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Compensating for the effects of ageing
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last 30 patents
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Patent Grant
Image processing apparatus and method evaluating print quality base...
Patent number
11,968,332
Issue date
Apr 23, 2024
Canon Kabushiki Kaisha
Kyohei Kikuta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing apparatus, control method, and product for determi...
Patent number
11,627,226
Issue date
Apr 11, 2023
Canon Kabushiki Kaisha
Hideyasu Tashiro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Print property control by generating print color mapping as convex...
Patent number
11,265,442
Issue date
Mar 1, 2022
Hewlett-Packard Development Company, L.P.
Peter Morovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus, method, and product for reducing color...
Patent number
11,247,482
Issue date
Feb 15, 2022
Canon Kabushiki Kaisha
Junichi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image reading apparatus with a reference roller having flat planar...
Patent number
10,999,470
Issue date
May 4, 2021
Kabushiki Kaisha Toshiba
Naoyuki Misaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display and color correction method
Patent number
10,965,840
Issue date
Mar 30, 2021
QISDA Corporation
Chun-Hsiang Liao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display device, signal processing device, and method for controllin...
Patent number
10,855,884
Issue date
Dec 1, 2020
Seiko Epson Corporation
Nobuyuki Shimizu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus that determines whether a cartridge must be...
Patent number
10,855,880
Issue date
Dec 1, 2020
Canon Kabushiki Kaisha
Hidemi Sasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information detecting device to perform a color conversion operatio...
Patent number
10,735,625
Issue date
Aug 4, 2020
Ricoh Company, Ltd.
Masamoto Nakazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus with reference surface to generate referenc...
Patent number
10,574,856
Issue date
Feb 25, 2020
Kabushiki Kaisha Toshiba
Naoyuki Misaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus and method for performing shading correctio...
Patent number
10,404,891
Issue date
Sep 3, 2019
Kabushiki Kaisha Toshiba
Takeshi Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus with reference surface to generate referenc...
Patent number
10,136,027
Issue date
Nov 20, 2018
Kabushiki Kaisha Toshiba
Naoyuki Misaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus and method for generating image data with r...
Patent number
10,021,268
Issue date
Jul 10, 2018
Kabushiki Kaisha Toshiba
Takeshi Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading device illuminating a white reference member at a low...
Patent number
9,992,375
Issue date
Jun 5, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ryo Matsubara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading device generating black correction data for shade cor...
Patent number
9,930,212
Issue date
Mar 27, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Hirotsugu Fusayasu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading device generating black correction data for shade cor...
Patent number
9,930,213
Issue date
Mar 27, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Hirotsugu Fusayasu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus creating shade correction data based on int...
Patent number
9,917,982
Issue date
Mar 13, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Katsuo Inokuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control unit, control system, control method, and recording medium
Patent number
9,894,249
Issue date
Feb 13, 2018
Canon Kabushiki Kaisha
Yasuhiko Hashimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and computer program product controlling printer color ca...
Patent number
9,871,951
Issue date
Jan 16, 2018
Konica Minolta, Inc.
Toshiki Tsukano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Guided color grading for extended dynamic range
Patent number
9,679,366
Issue date
Jun 13, 2017
Dolby Laboratories Licensing Corporation
Ning Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading apparatus that acquires of appropriate white referenc...
Patent number
9,635,210
Issue date
Apr 25, 2017
Kyocera Document Solutions Inc.
Yasuyuki Horiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Inkjet printer correcting image data based on calculated inkjet hea...
Patent number
9,594,986
Issue date
Mar 14, 2017
Riso Kagaku Corporation
Takashi Ebisawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image compensation device, image processing apparatus and methods t...
Patent number
9,270,867
Issue date
Feb 23, 2016
Samsung Electronics Co., Ltd.
Kyeong-man Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus and method for performing gradation correct...
Patent number
9,191,550
Issue date
Nov 17, 2015
Canon Kabushiki Kaisha
Koichi Unno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Printer consistency measurement, evaluation and correction
Patent number
9,060,078
Issue date
Jun 16, 2015
Ricoh Company, Ltd.
Kirk Szymanski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tone reproduction curve error reduction
Patent number
9,014,578
Issue date
Apr 21, 2015
Hewlett-Packard Development Company, L.P.
YanFu Kuo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Print color managing apparatus, print color managing method, and re...
Patent number
8,861,024
Issue date
Oct 14, 2014
FUJIFILM Corporation
Eiji Teraue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus and density correction method
Patent number
8,861,036
Issue date
Oct 14, 2014
Ricoh Company, Ltd.
Takehiro Nakajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming devices, hard imaging methods, and methods of determi...
Patent number
8,823,996
Issue date
Sep 2, 2014
Hewlett-Packard Development Company, L.P.
Gregory Braveman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image processing apparatus, control method for image processing app...
Patent number
8,760,693
Issue date
Jun 24, 2014
Canon Kabushiki Kaisha
Takashi Yabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
PRINT PROPERTY CONTROL
Publication number
20210360122
Publication date
Nov 18, 2021
Hewlett-Packard Development Company, L.P.
Peter Morovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS WITH REFERENCE SURFACE TO GENERATE REFERENC...
Publication number
20200153998
Publication date
May 14, 2020
Kabushiki Kaisha Toshiba
Naoyuki MISAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPLAY DEVICE, SIGNAL PROCESSING DEVICE, AND METHOD FOR CONTROLLIN...
Publication number
20190238721
Publication date
Aug 1, 2019
SEIKO EPSON CORPORATION
Nobuyuki SHIMIZU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE READING APPARATUS WITH REFERENCE SURFACE TO GENERATE REFERENC...
Publication number
20190068830
Publication date
Feb 28, 2019
Kabushiki Kaisha Toshiba
Naoyuki MISAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS AND METHOD FOR GENERATING IMAGE DATA
Publication number
20180316825
Publication date
Nov 1, 2018
Kabushiki Kaisha Toshiba
Takeshi ITO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS, IMAGE FORMING APPARATUS, AND METHOD FOR GE...
Publication number
20180198953
Publication date
Jul 12, 2018
Kabushiki Kaisha Toshiba
Naoyuki MISAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS, CONTROL METHOD THEREOF, STORAGE MEDIUM, AN...
Publication number
20170230540
Publication date
Aug 10, 2017
Canon Kabushiki Kaisha
Hidemi Sasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PRINTER CONSISTENCY MEASUREMENT, EVALUATION AND CORRECTION
Publication number
20130322701
Publication date
Dec 5, 2013
RICOH COMPANY, LTD.
Kirk SZYMANSKI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS AND DENSITY CORRECTION METHOD
Publication number
20130242349
Publication date
Sep 19, 2013
RICOH COMPANY, LTD.
Takehiro NAKAJIMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS AND METHOD FOR PERFORMING GRADATION CORRECT...
Publication number
20130176579
Publication date
Jul 11, 2013
Canon Kabushiki Kaisha
Koichi Unno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TONE REPRODUCTION CURVE ERROR REDUCTION
Publication number
20130114965
Publication date
May 9, 2013
YanFu Kuo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CORRECTION APPARATUS, IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM...
Publication number
20130016371
Publication date
Jan 17, 2013
FUJI XEROX CO., LTD
Satoshi TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CORRECTION OF LINE WIDTH VARIATION DUE TO TONER AGE
Publication number
20130002788
Publication date
Jan 3, 2013
Xerox Corporation
W. BRADFORD WILLARD
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE COMPENSATION DEVICE, IMAGE PROCESSING APPARATUS AND METHODS T...
Publication number
20120262473
Publication date
Oct 18, 2012
Samsung Electronics Co., Ltd.
Kyeong-man KIM
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTI-FUNCTION PRINTER AND CALIBRATING METHOD FOR MULTI-FUNCTION PR...
Publication number
20120257223
Publication date
Oct 11, 2012
HON HAI Precision Industry CO., LTD.
YU-CHU HUANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRINT COLOR MANAGING APPARATUS, PRINT COLOR MANAGING METHOD, AND RE...
Publication number
20120250044
Publication date
Oct 4, 2012
Eiji TERAUE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
UPDATING A FLEET CMYK TO ENGINE cmyk LUT IN A COLOR MANAGEMENT STRA...
Publication number
20120212752
Publication date
Aug 23, 2012
Xerox Corporation
Yao Rong Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING APPARATUS, CONTROL METHOD FOR IMAGE PROCESSING APP...
Publication number
20120057198
Publication date
Mar 8, 2012
Canon Kabushiki Kaisha
Takashi Yabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT EMITTING DEVICE AND IMAGE SCANNING APPARATUS
Publication number
20120002248
Publication date
Jan 5, 2012
Toshiba Tec Kabushiki Kaisha
Koji SHIMOKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image processing apparatus
Publication number
20110292478
Publication date
Dec 1, 2011
RICOH COMPANY, LIMITED
Hiroshi Ishii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
UPDATING AN IMAGE QUALITY METRIC DATABASE TO ACCOUNT FOR PRINTER DRIFT
Publication number
20110286014
Publication date
Nov 24, 2011
Xerox Corporation
Wencheng Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS AND CONTROL METHOD FOR THE SAME
Publication number
20110222893
Publication date
Sep 15, 2011
Canon Kabushiki Kaisha
Takuro Mita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Assigning Pre-Press Curves
Publication number
20110216374
Publication date
Sep 8, 2011
ESKO IP NV
Mark SAMWORTH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRINTING
Publication number
20110199634
Publication date
Aug 18, 2011
Behnam Bastani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS AND COMPUTER-READABLE STORAGE MEDIUM
Publication number
20110135323
Publication date
Jun 9, 2011
RICOH COMPANY, LTD.
Masaichi Sawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING DEVICE AND METHOD
Publication number
20110123211
Publication date
May 26, 2011
Konica Minolta Business Technologies, Inc.
Takaaki Kooriya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SCANNER AND IMAGING APPARATUS USING THE SAME
Publication number
20110069137
Publication date
Mar 24, 2011
Seizo Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20110063683
Publication date
Mar 17, 2011
Satoshi Kaneko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND SYSTEM FOR IMPROVED COLOR CHARACTERIZATION
Publication number
20110063631
Publication date
Mar 17, 2011
Palo Alto Research Center Incorporated
Juan Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TONER MASS SENSING PRECISION BY NORMALIZATION TO SUBSTRATE REFLECTA...
Publication number
20110040524
Publication date
Feb 17, 2011
Xerox Corporation
Aaron Michael BURRY
H04 - ELECTRIC COMMUNICATION TECHNIQUE