Patent | Date |
---|
Color tone control device and image forming apparatus Grant 10,812,685 - Shirasawa October 20, 2 | 2020-10-20 |
Color Tone Control Device And Image Forming Apparatus App 20190268502 - SHIRASAWA; Hisao | 2019-08-29 |
Minute diamond powder, method for collecting the same and slurry comprisng the same in suspension Grant 9,546,093 - Morita , et al. January 17, 2 | 2017-01-17 |
Color Profile Generating Apparatus, Image Processing Apparatus, Image Processing System, Method Of Generating Color Profile, And Recording Medium Storing A Program For Generating Color Profile App 20140240340 - SHIRASAWA; Hisao | 2014-08-28 |
Fine powder of single crystalline diamond particles and a method for the production thereof Grant 8,506,919 - Saito , et al. August 13, 2 | 2013-08-13 |
Image reproducing apparatus Grant 8,115,836 - Miyahara , et al. February 14, 2 | 2012-02-14 |
Image processing device and image processing method Grant 8,111,423 - Miyahara , et al. February 7, 2 | 2012-02-07 |
Image processing method, image processing apparatus, computer program product, and recording medium for image processing Grant 8,045,222 - Shirasawa October 25, 2 | 2011-10-25 |
Image output apparatus using close range radio contact wherein radio contact element is attached to document on which an image is recorded Grant 7,962,658 - Kanoshima , et al. June 14, 2 | 2011-06-14 |
Minute Diamond Powder, Method For Collecting The Same And Slurry Comprisng The Same In Suspension App 20110052915 - Morita; Youichi ;   et al. | 2011-03-03 |
Image processing apparatus, image processing method, and computer product Grant 7,864,371 - Shirasawa January 4, 2 | 2011-01-04 |
Image processing apparatus and method thereof Grant 7,710,600 - Miyahara , et al. May 4, 2 | 2010-05-04 |
Color signal processing and color profile creation for color image reproduction Grant 7,564,604 - Shirasawa July 21, 2 | 2009-07-21 |
Fine Powder Of Single Crystalline Diamond Particles And A Method For The Production Thereof App 20090175776 - Saito; Nobuyuki ;   et al. | 2009-07-09 |
Image Processing Device And Image Processing Method App 20090122372 - Miyahara; Seiji ;   et al. | 2009-05-14 |
Image output apparatus using radio contact element App 20090051942 - Kanoshima; Yuichiro ;   et al. | 2009-02-26 |
Image output apparatus using close range radio contact wherein radio contact element is attached to document on which an image is recorded Grant 7,454,528 - Kanoshima , et al. November 18, 2 | 2008-11-18 |
Image Processing Apparatus, Image Processing Method, And Computer Product App 20080218779 - SHIRASAWA; Hisao | 2008-09-11 |
Image processing method, image processing apparatus and recording medium Grant 7,362,896 - Shirasawa April 22, 2 | 2008-04-22 |
Image processing method, image processing apparatus, computer program product, and recording medium for image processing App 20080007806 - Shirasawa; Hisao | 2008-01-10 |
Color converting device emphasizing a contrast of output color data corresponding to a black character Grant 7,310,167 - Shirasawa December 18, 2 | 2007-12-18 |
Image processing apparatus and method thereof App 20070013927 - Miyahara; Seiji ;   et al. | 2007-01-18 |
Color converting device emphasizing a contrast of output color data corresponding to a black character App 20060203270 - Shirasawa; Hisao | 2006-09-14 |
Image reproducing apparatus App 20060192878 - Miyahara; Seiji ;   et al. | 2006-08-31 |
Color converting device emphasizing a contrast of output color data corresponding to a black character Grant 7,072,084 - Shirasawa July 4, 2 | 2006-07-04 |
Image output apparatus using radio contact element App 20050200910 - Kanoshima, Yuichiro ;   et al. | 2005-09-15 |
Color signal processing and color profile creation for color image reproduction App 20050140997 - Shirasawa, Hisao | 2005-06-30 |
Image processing method, image processing apparatus and recording medium App 20050089221 - Shirasawa, Hisao | 2005-04-28 |
Image processing method, image processing apparatus and recording medium Grant 6,839,460 - Shirasawa January 4, 2 | 2005-01-04 |
Color image processing apparatus, color image forming method, and recording medium Grant 6,796,629 - Komatsu , et al. September 28, 2 | 2004-09-28 |
Image processing apparatus, image processing method, and image processing program App 20040126009 - Takenaka, Hirokazu ;   et al. | 2004-07-01 |
Color image processing apparatus, color image forming method, and recording medium App 20040004644 - Komatsu, Manabu ;   et al. | 2004-01-08 |
Color converting device emphasizing a contrast of output color data corresponding to a black character App 20020122193 - Shirasawa, Hisao | 2002-09-05 |
Image processing method, image processing apparatus and recording medium App 20010052990 - Shirasawa, Hisao | 2001-12-20 |
Color conversion method for a color matching, a method for expanding a function of a program module and a color conversion method using the method for expanding a function of a program module Grant 6,226,011 - Sakuyama , et al. May 1, 2 | 2001-05-01 |
Color conversion processing method for color matching and a processor readable medium storing a program for implementing the color conversion processing method Grant 6,137,595 - Sakuyama , et al. October 24, 2 | 2000-10-24 |
Image processing system for adaptive coding of color document images Grant 5,696,842 - Shirasawa , et al. December 9, 1 | 1997-12-09 |
Background noise removing apparatus and method applicable to color image processing apparatus Grant 5,689,590 - Shirasawa , et al. November 18, 1 | 1997-11-18 |
Method of coding two-dimensional data by fast cosine transform and method of decoding compressed data by inverse fast cosine transform Grant 5,299,025 - Shirasawa March 29, 1 | 1994-03-29 |