Hirata; Katsuyuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirata; Katsuyuki.The latest application filed is for "image-checking equipment for check image and image-forming apparatus that using the same".

Company Profile

0.34.28

Hirata; Katsuyuki - Aichi-ken JP
Hirata; Katsuyuki - Tokyo JP
Hirata; Katsuyuki - Toyokawa JP
HIRATA; Katsuyuki - Toyokawa-shi JP
HIRATA; Katsuyuki - Aichi JP
Hirata; Katsuyuki - Kanagawa JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Equipment to determine line width of check image and image-forming apparatus using the same Grant 9,686,428 - Harashima , et al. June 20, 2	2017-06-20
Image forming apparatus and exposure position adjusting method Grant 9,442,413 - Okugawa , et al. September 13, 2	2016-09-13
Image-checking Equipment For Check Image And Image-forming Apparatus That Using The Same App 20160255241 - HARASHIMA; Takashi ; et al.	2016-09-01
Image forming apparatus Grant 9,420,133 - Hirata , et al. August 16, 2	2016-08-16
Image forming apparatus and exposure position adjusting method Grant 9,354,541 - Hasegawa , et al. May 31, 2	2016-05-31
Image Forming Apparatus App 20150350460 - HIRATA; Katsuyuki ; et al.	2015-12-03
Image Forming Apparatus And Exposure Position Adjusting Method App 20150346627 - OKUGAWA; Yuji ; et al.	2015-12-03
Image Forming Apparatus And Exposure Position Adjusting Method App 20150277270 - HASEGAWA; Ryo ; et al.	2015-10-01
Image forming apparatus Grant 8,971,740 - Harashima , et al. March 3, 2	2015-03-03
Image forming apparatus and image forming method Grant 8,938,174 - Hirata , et al. January 20, 2	2015-01-20
Image forming apparatus and gradation correction method for the same Grant 8,837,001 - Tanaka , et al. September 16, 2	2014-09-16
Image forming apparatus and image forming method Grant 8,804,194 - Saito , et al. August 12, 2	2014-08-12
Image forming apparatus and gradation correction method with density unevenness detection Grant 8,797,600 - Harashima , et al. August 5, 2	2014-08-05
Image forming apparatus performing image concentration stabilization control Grant 8,781,349 - Hirata , et al. July 15, 2	2014-07-15
Image Forming Apparatus App 20140133875 - HARASHIMA; Takashi ; et al.	2014-05-15
Image Forming Apparatus And Image Forming Method App 20140112675 - HIRATA; Katsuyuki ; et al.	2014-04-24
Image forming device and developer supply method including pre-supply toner detection Grant 8,626,017 - Sakatani , et al. January 7, 2	2014-01-07
Image Forming Apparatus And Image Forming Method App 20130258367 - SAITO; Kazuhiro ; et al.	2013-10-03
Image forming apparatus and image density correction method therefor Grant 8,521,045 - Inada , et al. August 27, 2	2013-08-27
Image Forming Apparatus And Gradation Correction Method For The Same App 20130148138 - TANAKA; Hideaki ; et al.	2013-06-13
Image Forming Apparatus and Image Forming Method App 20120301163 - Hirata; Katsuyuki ; et al.	2012-11-29
Image Forming Apparatus and Gradation Correction Method App 20120274986 - HARASHIMA; Takashi ; et al.	2012-11-01
Image forming apparatus, and exposure control method therefor Grant 8,233,016 - Sakai , et al. July 31, 2	2012-07-31
Image forming device having a trickle developing apparatus Grant 8,218,982 - Hirata , et al. July 10, 2	2012-07-10
Image Forming Apparatus And Image Density Correction Method Therefor App 20110311245 - Inada; Yasuyuki ; et al.	2011-12-22
Image-forming apparatus containing electrophotographic system and image-forming method Grant 8,045,872 - Hirata , et al. October 25, 2	2011-10-25
Image Forming Apparatus App 20110229160 - Hirata; Katsuyuki ; et al.	2011-09-22
Developing apparatus and image forming machine Grant 8,023,839 - Sakatani , et al. September 20, 2	2011-09-20
Image Forming Device And Developer Supply Method App 20110170890 - Sakatani; Kazuomi ; et al.	2011-07-14
Image forming apparatus and method for detecting separated state of transfer member Grant 7,840,148 - Tanaka , et al. November 23, 2	2010-11-23
Film Having Hologram Pattern And Container Having Hologram Pattern App 20100221645 - Akimoto; Munekazu ; et al.	2010-09-02
Hologram Pattern Forming Method, Method For Manufacturing Film Having Hologram Pattern, Laminate Film And Container App 20100181004 - Akimoto; Munekazu ; et al.	2010-07-22
Image forming apparatus and method for detecting separated state of transfer unit Grant 7,697,856 - Tsuboi , et al. April 13, 2	2010-04-13
Developing Device And Image Forming Apparatus App 20090317105 - TSUTSUMI; Yoshinori ; et al.	2009-12-24
Developing Apparatus And Image Forming Machine App 20090310985 - HIRATA; Katsuyuki ; et al.	2009-12-17
Developing Apparatus And Image Forming Machine App 20090310984 - Sakatani; Kazuomi ; et al.	2009-12-17
Image-forming Apparatus And Image-forming Method App 20090016773 - HIRATA; Katsuyuki ; et al.	2009-01-15
Image forming apparatus and method for detecting separated state of transfer unit App 20070217801 - Tsuboi; Toshio ; et al.	2007-09-20
Image forming apparatus and method for detecting separated state of transfer member App 20070196126 - Tanaka; Masaki ; et al.	2007-08-23
Image forming apparatus, and exposure control method therefor App 20070085893 - Sakai; Tetsuya ; et al.	2007-04-19
Image forming apparatus and device for determining the density and position of a toner pattern Grant 7,181,148 - Sakai , et al. February 20, 2	2007-02-20
Method and device for estimating toner concentration and image forming apparatus equipped with such device Grant 7,149,439 - Hirata , et al. December 12, 2	2006-12-12
Method and device for estimating toner concentration and image forming apparatus equipped with such device App 20060018674 - Hirata; Katsuyuki ; et al.	2006-01-26
Light quantity correction method for exposing device, and image forming device Grant 6,982,813 - Hirata , et al. January 3, 2	2006-01-03
Image forming apparatus App 20040208663 - Sakai, Tetsuya ; et al.	2004-10-21
Printing method for printing on can barrel Grant 6,550,389 - Goto , et al.	2003-04-22
Image forming apparatus which excels in reproducibility of colors, fine lines and gradations even in a copy made from a copied image Grant 6,388,768 - Hada , et al. May 14, 2	2002-05-14
Light quantity correction method for exposing device, and image forming device App 20010040676 - Hirata, Katsuyuki ; et al.	2001-11-15
Image Forming Apparatus Which Excels In Reproducibility Of Colors, Fine Lines And Gradations Even In A Copy Made From A Copied Image App 20010015815 - HADA, YOSHINOBU ; et al.	2001-08-23
Image formation apparatus that allows correction of .gamma. correction data and adjustment method thereof Grant 6,094,502 - Hirata , et al. July 25, 2	2000-07-25
Image forming apparatus having a noise removing unit Grant 6,028,957 - Katori , et al. February 22, 2	2000-02-22
Image forming device and method having MTF correction Grant 5,995,248 - Katori , et al. November 30, 1	1999-11-30
Image forming apparatus having a saturation correction unit Grant 5,966,222 - Hirata , et al. October 12, 1	1999-10-12
Digital image forming apparatus which specifies a sensitivity characteristic of a photoconductor Grant 5,694,223 - Katori , et al. December 2, 1	1997-12-02