Patent | Date |
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Switching Power Supply App 20220294350 - KARASAWA; Shinya | 2022-09-15 |
Process Cartridge And Image Forming Apparatus Incorporating Same App 20220072862 - KUBO; Tatsuya ;   et al. | 2022-03-10 |
Isolated Power Supply And Control Circuit Thereof App 20210203239 - Karasawa; Shinya | 2021-07-01 |
Gate Drive Circuit And Control Circiut For Switching Circuit, And Switching Power Supply App 20210167774 - Karasawa; Shinya ;   et al. | 2021-06-03 |
Image forming apparatus and process cartridge Grant 10,281,866 - Okamoto , et al. | 2019-05-07 |
Image Forming Apparatus And Process Cartridge App 20180113411 - Okamoto; Michiya ;   et al. | 2018-04-26 |
Control circuit for switching power supply Grant 9,755,509 - Maede , et al. September 5, 2 | 2017-09-05 |
Buck DC/DC converter and control IC thereof, communication machine for office, electric bicycle Grant 9,673,706 - Matsuki , et al. June 6, 2 | 2017-06-06 |
Lubricant applicator, image forming apparatus, and process cartridge Grant 9,632,475 - Uenishi , et al. April 25, 2 | 2017-04-25 |
Sealing member, toner conveying device, and image forming apparatus Grant 9,500,996 - Azeyanagi , et al. November 22, 2 | 2016-11-22 |
Cleaning device and image forming apparatus Grant 9,429,895 - Teraji , et al. August 30, 2 | 2016-08-30 |
Waste toner container and image forming apparatus Grant 9,395,678 - Karasawa , et al. July 19, 2 | 2016-07-19 |
Buck DC/DC Converter and Control IC Thereof, Communication Machine for Office, Electric Bicycle App 20160065071 - MATSUKI; Takeru ;   et al. | 2016-03-03 |
Protection Circuit App 20160065052 - SHINOZAKI; Yuichi ;   et al. | 2016-03-03 |
Lubricant Applicator, Image Forming Apparatus, And Process Cartridge App 20150355594 - UENISHI; Hiroyuki ;   et al. | 2015-12-10 |
Sealing Member, Toner Conveying Device, And Image Forming Apparatus App 20150331362 - AZEYANAGI; Yuta ;   et al. | 2015-11-19 |
Control Circuit For Switching Power Supply App 20150311787 - MAEDE; Jun ;   et al. | 2015-10-29 |
Waste Toner Container And Image Forming Apparatus App 20150261172 - KARASAWA; Shinya ;   et al. | 2015-09-17 |
Lubricant applicator, image forming apparatus, and process cartridge Grant 9,122,225 - Uenishi , et al. September 1, 2 | 2015-09-01 |
Cleaning Device And Image Forming Apparatus App 20150234341 - TERAJI; Hajime ;   et al. | 2015-08-20 |
Image carrier surface treatment device, process cartridge, and image forming apparatus Grant 9,037,038 - Karasawa , et al. May 19, 2 | 2015-05-19 |
Image forming apparatus and process cartridge incorporated therein Grant 9,031,469 - Iwasaki , et al. May 12, 2 | 2015-05-12 |
Image forming apparatus having transfer belt contact and separating mechanism interfering with removable unit Grant 8,989,619 - Karasawa , et al. March 24, 2 | 2015-03-24 |
Lubricant Supplying Device, Process Cartridge, and Image Forming Apparatus Grant 8,958,737 - Karasawa , et al. February 17, 2 | 2015-02-17 |
Charging device, including a cleaning device to clean a charging roller Grant 8,934,808 - Amemiya , et al. January 13, 2 | 2015-01-13 |
Process cartridge and image forming apparatus including same Grant 8,918,016 - Okamoto , et al. December 23, 2 | 2014-12-23 |
Lubricant applying device, process cartridge, and image forming apparatus Grant 8,676,107 - Okamoto , et al. March 18, 2 | 2014-03-18 |
Waste toner container and image forming apparatus including same Grant 8,655,205 - Karasawa , et al. February 18, 2 | 2014-02-18 |
Lubricant Applicator, Image Forming Apparatus, And Process Cartridge App 20140037304 - UENISHI; Hiroyuki ;   et al. | 2014-02-06 |
Image Carrier Surface Treatment Device, Process Cartridge, And Image Forming Apparatus App 20140010572 - KARASAWA; Shinya ;   et al. | 2014-01-09 |
Waste toner container and image forming apparatus incorporating same Grant 08620203 - | 2013-12-31 |
Waste toner container and image forming apparatus incorporating same Grant 8,620,203 - Karasawa , et al. December 31, 2 | 2013-12-31 |
Image Forming Apparatus App 20130243444 - KARASAWA; Shinya ;   et al. | 2013-09-19 |
Process Cartridge And Image Forming Apparatus Including Same App 20130243478 - OKAMOTO; Michiya ;   et al. | 2013-09-19 |
Cleaning device, process cartridge, and image forming apparatus Grant 8,396,408 - Amemiya , et al. March 12, 2 | 2013-03-12 |
Image forming apparatus Grant 8,280,293 - Shintani , et al. October 2, 2 | 2012-10-02 |
Waste Toner Container And Image Forming Apparatus Including Same App 20120237230 - Karasawa; Shinya ;   et al. | 2012-09-20 |
Lubricant Supplying Device, Process Cartridge, And Image Forming Apparatus App 20120195661 - Karasawa; Shinya ;   et al. | 2012-08-02 |
Charging device capable of efficiently charging image carrier Grant 8,204,400 - Karasawa , et al. June 19, 2 | 2012-06-19 |
Charging Device, Process Cartridge Incorporating Same, And Image Forming Apparatus Incorporating Same App 20120107012 - Amemiya; Ken ;   et al. | 2012-05-03 |
Lubricant application apparatus, process cartridge, and image forming apparatus using same Grant 8,103,207 - Karasawa , et al. January 24, 2 | 2012-01-24 |
Waste toner container and image forming apparatus incorporating same App 20120014728 - Karasawa; Shinya ;   et al. | 2012-01-19 |
Image forming apparatus and process cartridge incorporated therein App 20110311277 - Iwasaki; Takuma ;   et al. | 2011-12-22 |
Lubricant applying device, process cartridge, and image forming apparatus App 20110217101 - Okamoto; Michiya ;   et al. | 2011-09-08 |
Image forming apparatus App 20110026992 - Shintani; Takeshi ;   et al. | 2011-02-03 |
Cleaning device, process cartridge, and image forming apparatus App 20100316422 - Amemiya; Ken ;   et al. | 2010-12-16 |
Step-up switching regulator with soft start circuits Grant 7,755,340 - Karasawa , et al. July 13, 2 | 2010-07-13 |
Lubricant application device, process cartridge, and image forming apparatus Grant 7,583,925 - Karasawa September 1, 2 | 2009-09-01 |
Charging Device Capable Of Efficiently Charging Image Carrier App 20090180795 - Karasawa; Shinya ;   et al. | 2009-07-16 |
Step-up Switching Regulator And Its Control Circuit And Electronic Apparatus Employing It App 20090146633 - Karasawa; Shinya ;   et al. | 2009-06-11 |
Step-up/down Switching Regulator App 20090122585 - Karasawa; Shinya | 2009-05-14 |
Lubricant Application Apparatus, Process Cartridge, And Image Forming Apparatus Using Same App 20090120356 - KARASAWA; Shinya ;   et al. | 2009-05-14 |
Lubricant Application Device, Process Cartridge, And Image Forming Apparatus App 20080118285 - KARASAWA; Shinya | 2008-05-22 |