Wakatsu; Kohei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wakatsu; Kohei.The latest application filed is for "fixing unit and image forming apparatus".

Company Profile

21.23.27

Wakatsu; Kohei - Kanagawa JP
Wakatsu; Kohei - Kawasaki JP
Wakatsu; Kohei - Kawasaki-shi 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
Fixing Unit And Image Forming Apparatus App 20220308509 - Wakatsu; Kohei ; et al.	2022-09-29
Heater including a plurality of heat generation members, fixing apparatus, and image forming apparatus Grant 11,442,385 - Doda , et al. September 13, 2	2022-09-13
Fixing apparatus switching heat generation members and image forming apparatus Grant 11,281,135 - Sato , et al. March 22, 2	2022-03-22
Image Forming Apparatus Including A Plurality Of Heat Generating Elements App 20220082969 - Yoshida; Tsuguhiro ; et al.	2022-03-17
Fixing Apparatus Having A Nip Area, And Image Forming Apparatus App 20220057736 - Doda; Kazuhiro ; et al.	2022-02-24
Image forming apparatus including a plurality of heat generating elements Grant 11,221,575 - Yoshida , et al. January 11, 2	2022-01-11
Heating apparatus including a plurality of heat generating elements, fixing apparatus, and image forming apparatus Grant 11,204,571 - Wakatsu , et al. December 21, 2	2021-12-21
Fixing apparatus having a nip area, and image forming apparatus Grant 11,194,272 - Doda , et al. December 7, 2	2021-12-07
Image Forming Apparatus Including A Plurality Of Heat Generating Elements App 20210333732 - Yoshida; Tsuguhiro ; et al.	2021-10-28
Heater Including A Plurality Of Heat Generation Members, Fixing Apparatus, And Image Forming Apparatus App 20210333733 - Doda; Kazuhiro ; et al.	2021-10-28
Image forming apparatus including a plurality of heat generating elements Grant 11,092,916 - Yoshida , et al. August 17, 2	2021-08-17
Heater including a plurality of heat generation members, fixing apparatus, and image forming apparatus Grant 11,073,778 - Doda , et al. July 27, 2	2021-07-27
Image forming apparatus Grant 11,048,198 - Doda , et al. June 29, 2	2021-06-29
Fixing Apparatus Switching Heat Generation Members And Image Forming Apparatus App 20210132528 - Sato; Yutaka ; et al.	2021-05-06
Image Forming Apparatus Including A Plurality Of Heat Generating Elements App 20210072683 - Yoshida; Tsuguhiro ; et al.	2021-03-11
Image Forming Apparatus Including A Plurality Of Heat Generating Elements App 20210072680 - Yoshida; Tsuguhiro ; et al.	2021-03-11
Fixing Apparatus Having A Nip Area, And Image Forming Apparatus App 20210072684 - Doda; Kazuhiro ; et al.	2021-03-11
Heating Apparatus Including A Plurality Of Heat Generating Elements, Fixing Apparatus, And Image Forming Apparatus App 20210072681 - Wakatsu; Kohei ; et al.	2021-03-11
Fixing apparatus switching heat generation members and image forming apparatus Grant 10,921,737 - Sato , et al. February 16, 2	2021-02-16
Image forming apparatus that switches power supply to plurality of heating elements Grant 10,884,361 - Wakatsu , et al. January 5, 2	2021-01-05
Film used for fixing device and fixing device including the film Grant 10,852,677 - Sato , et al. December 1, 2	2020-12-01
Fixing device and image forming apparatus that control power supply to heat generation members Grant 10,838,336 - Yoshida , et al. November 17, 2	2020-11-17
Fixing Device And Image Forming Apparatus That Control Power Supply To Heat Generation Members App 20200301330 - Yoshida; Tsuguhiro ; et al.	2020-09-24
Heater Including A Plurality Of Heat Generation Members, Fixing Apparatus, And Image Forming Apparatus App 20200233352 - Doda; Kazuhiro ; et al.	2020-07-23
Fixing Apparatus Switching Heat Generation Members And Image Forming Apparatus App 20200233346 - Sato; Yutaka ; et al.	2020-07-23
Image Forming Apparatus App 20200192263 - Doda; Kazuhiro ; et al.	2020-06-18
Roller with filler bundle in elastic layer and fixing device Grant 10,591,856 - Sato , et al.	2020-03-17
Image Forming Apparatus That Switches Power Supply To Plurality Of Heating Elements App 20200064759 - Wakatsu; Kohei ; et al.	2020-02-27
Fixing device that controls electrical power supplied to a film based on a difference between detection temperature values output by a first temperature detecting member and a second temperature detecting member Grant 10,558,153 - Wakatsu , et al. Feb	2020-02-11
Fixing apparatus having a tubular film that includes a low resistance layer formed in a heat generating layer Grant 10,503,105 - Imaizumi , et al. Dec	2019-12-10
Image forming apparatus that switches power supply to plurality of heating elements Grant 10,488,794 - Wakatsu , et al. Nov	2019-11-26
Film for use in fixing device and fixing device with film Grant 10,474,074 - Shinji , et al. Nov	2019-11-12
Roller And Fixing Device App 20190324387 - Sato; Yutaka ; et al.	2019-10-24
Heating Rotating Member And Heating Apparatus App 20190171145 - Imaizumi; Toru ; et al.	2019-06-06
Fixing device that alleviates a physical load on non-heat-generating regions of a heat generating layer of a fixing film Grant 10,310,424 - An , et al.	2019-06-04
Image Forming Apparatus That Switches Power Supply To Plurality Of Heating Elements App 20190163100 - Wakatsu; Kohei ; et al.	2019-05-30
Film For Use In Fixing Device And Fixing Device With Film App 20190137915 - Shinji; Takeshi ; et al.	2019-05-09
Fixing apparatus and image forming apparatus that maintain a pressing force between a contact member and a heat rotating member Grant 10,254,687 - Wakatsu , et al.	2019-04-09
Film Used For Fixing Device And Fixing Device Including The Film App 20190094772 - Sato; Yutaka ; et al.	2019-03-28
Heating rotating member and heating apparatus Grant 10,216,130 - Imaizumi , et al. Feb	2019-02-26
Film for use in fixing device and fixing device with film Grant 10,209,655 - Shinji , et al. Feb	2019-02-19
Fixing Apparatus And Image Forming Apparatus Provided Therewith App 20180373189 - Wakatsu; Kohei ; et al.	2018-12-27
Fixing member, fixing device having fixing member, and method of manufacturing fixing member having overlapping heat generating strips Grant 10,152,007 - Narahara , et al. Dec	2018-12-11
Fixing Device App 20180181039 - An; Koji ; et al.	2018-06-28
Heating Rotating Member And Heating Apparatus App 20180173140 - Imaizumi; Toru ; et al.	2018-06-21
Fixing Device App 20180074444 - Wakatsu; Kohei ; et al.	2018-03-15
Fixing device Grant 9,915,897 - Narahara , et al. March 13, 2	2018-03-13
Fixing Member, Fixing Device Having Fixing Member, And Method For Manufacturing Fixing Member App 20170343929 - Narahara; Takashi ; et al.	2017-11-30
Film For Use In Fixing Device And Fixing Device With Film App 20170315484 - Shinji; Takeshi ; et al.	2017-11-02
Fixing Device App 20170060052 - Narahara; Takashi ; et al.	2017-03-02

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