Ehara; Yasuhisa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ehara; Yasuhisa.The latest application filed is for "color registration by varying rotational speed of photosensitive drum".

Company Profile

0.37.38

Ehara; Yasuhisa - Seongnam-si KR
Ehara; Yasuhisa - Kanagawa N/A JP
Ehara; Yasuhisa - Kamakura N/A JP
Ehara; Yasuhisa - Kamakura-shi JP
Ehara; Yasuhisa - Tokyo JP
Ehara; Yasuhisa - Kanagawa-ken JP
Ehara; Yasuhisa - Kamakura city 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
Color registration by varying rotational speed of photosensitive drum Grant 11,378,905 - Ehara , et al. July 5, 2	2022-07-05
Color Registration By Varying Rotational Speed Of Photosensitive Drum App 20210341863 - EHARA; Yasuhisa ; et al.	2021-11-04
Printed matter delivery system, image forming apparatus, and printed matter delivery apparatus Grant 9,772,809 - Bannai , et al. September 26, 2	2017-09-26
Printed Matter Delivery System, Image Forming Apparatus, And Printed Matter Delivery Apparatus App 20160274840 - BANNAI; Kazunori ; et al.	2016-09-22
Driving device and image forming apparatus including the driving device Grant 9,121,477 - Maehata , et al. September 1, 2	2015-09-01
Sheet conveyance device and image forming apparatus including same Grant 8,948,679 - Murakami , et al. February 3, 2	2015-02-03
Driving Device And Image Forming Apparatus Including The Driving Device App 20140073476 - MAEHATA; Yasuhiro ; et al.	2014-03-13
Image forming apparatus Grant 8,447,212 - Funamoto , et al. May 21, 2	2013-05-21
Image forming device Grant 8,346,111 - Maehata , et al. January 1, 2	2013-01-01
Image forming apparatus Grant 8,340,552 - Maehata , et al. December 25, 2	2012-12-25
Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus Grant 8,331,822 - Kobayashi , et al. December 11, 2	2012-12-11
Image forming apparatus Grant 8,295,736 - Funamoto , et al. October 23, 2	2012-10-23
Multicolor imaging system Grant 8,254,813 - Funamoto , et al. August 28, 2	2012-08-28
Image forming apparatus and image forming method Grant 8,095,028 - Ehara , et al. January 10, 2	2012-01-10
Drive transmission device, and image forming apparatus and process cartridge using same Grant 8,064,801 - Sugiyama , et al. November 22, 2	2011-11-22
Image forming system and method of detecting color misregistration Grant 8,010,026 - Kobayashi , et al. August 30, 2	2011-08-30
Image forming apparatus Grant 8,010,019 - Funamoto , et al. August 30, 2	2011-08-30
Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images Grant 7,991,326 - Ehara , et al. August 2, 2	2011-08-02
Image Forming Apparatus And Image Forming Method Of Effectively Detecting A Speed Deviation Pattern Of The Image Forming Apparatus App 20110150531 - KOBAYASHI; Kazuhiko ; et al.	2011-06-23
Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus Grant 7,937,007 - Kobayashi , et al. May 3, 2	2011-05-03
Image forming device App 20110058827 - Maehata; Yasuhiro ; et al.	2011-03-10
Sheet conveyance device and image forming apparatus including same App 20110058870 - Murakami; Hiroaki ; et al.	2011-03-10
Image forming apparatus App 20110044724 - Funamoto; Noriaki ; et al.	2011-02-24
Image forming apparatus with color shift correction suppressing periodic fluctuations of a surface moving speed of a latent image support Grant 7,885,587 - Matsuda , et al. February 8, 2	2011-02-08
Multicolor imaging system App 20100303504 - Funamoto; Noriaki ; et al.	2010-12-02
Image forming apparatus App 20100239318 - Maehata; Yasuhiro ; et al.	2010-09-23
Image forming apparatus App 20100226676 - Funamoto; Noriaki ; et al.	2010-09-09
Imaging apparatus adjusting a rotational stop phase based on a calculated rotational phase Grant 7,778,575 - Matsuda , et al. August 17, 2	2010-08-17
Image forming apparatus App 20100183322 - Funamoto; Noriaki ; et al.	2010-07-22
Color drift error correcting method and image forming apparatus Grant 7,729,024 - Kobayashi , et al. June 1, 2	2010-06-01
Image forming apparatus with fluctuation-pattern detection and fine-tuning-pattern correction Grant 7,697,867 - Ehara , et al. April 13, 2	2010-04-13
Image forming apparatus capable of effectively forming a quality color image Grant 7,693,468 - Ehara , et al. April 6, 2	2010-04-06
Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images Grant 7,653,332 - Ehara , et al. January 26, 2	2010-01-26
Image forming apparatus and image forming method App 20090317109 - Ehara; Yasuhisa ; et al.	2009-12-24
Method, apparatus, and program for image forming capable of effectively adjusting positional deviation Grant 7,630,657 - Ehara , et al. December 8, 2	2009-12-08
Image forming method and apparatus capable of effectively performing charging operation Grant 7,606,505 - Kikuchi , et al. October 20, 2	2009-10-20
Image forming apparatus Grant 7,603,061 - Ebara , et al. October 13, 2	2009-10-13
Image forming apparatus App 20090238588 - Matsuda; Hiromichi ; et al.	2009-09-24
Image forming apparatus capable of correcting a rotation speed of an image carrier Grant 7,587,157 - Matsuda , et al. September 8, 2	2009-09-08
Color printing apparatus capable of color registration difference correction Grant 7,532,842 - Handa , et al. May 12, 2	2009-05-12
Drive transmission device, and image forming apparatus and process cartridge using same App 20090074506 - Sugiyama; Keisuke ; et al.	2009-03-19
Image Forming System And Method Of Detecting Color Misregistration App 20080240754 - Kobayashi; Kazuhiko ; et al.	2008-10-02
Image Forming Apparatus App 20080213000 - FUNAMOTO; Noriaki ; et al.	2008-09-04
Image forming apparatus App 20080166153 - Ehara; Yasuhisa ; et al.	2008-07-10
Image forming apparatus App 20080131168 - Ehara; Yasuhisa ; et al.	2008-06-05
Printer engine and color image forming device using this printer engine for preventing deviation of transfer positions and overlap deviation Grant 7,373,097 - Ehara May 13, 2	2008-05-13
Developing device, process cartridge and image forming apparatus Grant 7,366,431 - Ehara , et al. April 29, 2	2008-04-29
Method, Apparatus, And Program For Image Forming Capable Of Effectively Adjusting Positional Deviation App 20070274746 - EHARA; YASUHISA ; et al.	2007-11-29
Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images App 20070258729 - Ehara; Yasuhisa ; et al.	2007-11-08
Image forming apparatus capable of effectively forming a quality color image App 20070253736 - Ehara; Yasuhisa ; et al.	2007-11-01
Imaging Apparatus App 20070217830 - Matsuda; Yuji ; et al.	2007-09-20
Image forming apparatus App 20070212109 - Ebara; Joh ; et al.	2007-09-13
Image Forming Apparatus And Image Forming Method Of Effectively Detecting A Speed Deviation Pattern Of The Image Forming Apparatus App 20070196132 - Kobayashi; Kazuhiko ; et al.	2007-08-23
Image Forming Apparatus Capable Of Effectively Forming A Quality Color Image App 20070172257 - Matsuda; Hiromichi ; et al.	2007-07-26
Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images App 20070140736 - Ehara; Yasuhisa ; et al.	2007-06-21
Image Forming Method And Image Forming Apparatus Using The Same App 20070122172 - Ebara; Joh ; et al.	2007-05-31
Color Printing Apparatus Capable Of Color Registration Difference Correction App 20070110477 - Handa; Seiichi ; et al.	2007-05-17
Color drift error correcting method and image forming apparatus App 20070097465 - Kobayashi; Kazuhiko ; et al.	2007-05-03
Transmission for image formation apparatus, method of manufacturing the transmission, and image formation apparatus Grant 7,162,185 - Ehara January 9, 2	2007-01-09
Image forming method and apparatus capable of effectively performing charging operation App 20060165422 - Kikuchi; Hideo ; et al.	2006-07-27
Developing device, process cartridge and image forming apparatus App 20060056865 - Ehara; Yasuhisa ; et al.	2006-03-16
Image forming apparatus and method for preventing local damage of gears and controlling deviation of position of color images Grant 7,013,102 - Ehara March 14, 2	2006-03-14
Printer engine and color image forming device using this printer engine App 20060039722 - Ehara; Yasuhisa	2006-02-23
Drive apparatus for a rotary member, an image forming apparatus, and a method of assembly for a drive apparatus Grant 6,898,400 - Ehara May 24, 2	2005-05-24
Rotationally phase-matched driving device and image forming apparatus including the same Grant 6,889,022 - Ehara , et al. May 3, 2	2005-05-03
Image forming apparatus and method for preventing local damage of gears and controlling deviation of position of color images App 20040161263 - Ehara, Yasuhisa	2004-08-19
Transmission for image formation apparatus, method of manufacturing the transmission, and image formation apparatus App 20040126137 - Ehara, Yasuhisa	2004-07-01
Drive apparatus for a rotary member, an image forming apparatus, and a method of assembly for a drive apparatus App 20040009011 - Ehara, Yasuhisa	2004-01-15
Driving device and image forming apparatus including the same App 20030152402 - Ehara, Yasuhisa ; et al.	2003-08-14

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