OK

Oki Kitagawa

Canon: 21 patents #3,043 of 19,416Top 20%
Overall (All Time): #205,705 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11669028 Image forming apparatus having control unit that controls drive unit and conveyance portion Masanobu Tanaka, Koichi Kakubari, Hiroto Ito 2023-06-06
10725403 Image forming apparatus Masayuki Tamaki, Hiroto Ito 2020-07-28
10409203 Image forming apparatus that executes a cleaning mode in which positional relationships of a first sheet and a second sheet, fed through a fixing nip during a cleaning mode, relative to a rotatable heating member differ from each other Masanobu Tanaka, Akiyoshi Shinagawa 2019-09-10
10386758 Image forming apparatus Keita Ishiguro, Masanobu Tanaka, Suguru Takeuchi, Asuna Fukamachi, Yasuharu Toratani 2019-08-20
10241455 Fixing device having a pressing mechanism that presses first and second rotatable members together Asuna Fukamachi, Masanobu Tanaka, Suguru Takeuchi, Yasuharu Toratani, Keita Ishiguro 2019-03-26
10031455 Image forming apparatus Masanobu Tanaka, Akiyoshi Shinagawa 2018-07-24
10021261 Image forming apparatus Masanobu Tanaka, Yasuharu Chiyoda, Asuna Fukamachi 2018-07-10
9952544 Image forming apparatus and control device therefor Masanobu Tanaka, Yasuharu Chiyoda, Asuna Fukamachi 2018-04-24
9494903 Image forming apparatus with cleaning mode Akiyoshi Shinagawa, Masanobu Tanaka 2016-11-15
9459566 Image forming apparatus controlling the operation speed of each of an image forming portion and a fixing portion thereof when an image formation process is continuously performed for a plurality of sheets Akiyoshi Shinagawa, Masanobu Tanaka 2016-10-04
9392642 Image heating apparatus Masanobu Tanaka, Shigeaki Takada, Akiyoshi Shinagawa, Hiroki Kawai 2016-07-12
9372450 Image forming apparatus Akiyoshi Shinagawa, Masanobu Tanaka 2016-06-21
9329557 Image forming apparatus Shigeaki Takada, Akiyoshi Shinagawa, Masanobu Tanaka, Hiroki Kawai 2016-05-03
9025999 Fixing apparatus 2015-05-05
8989640 Image forming apparatus Shigeaki Takada, Akiyoshi Shinagawa, Masanobu Tanaka, Hiroki Kawai 2015-03-24
8929762 Image heating apparatus with an air feeding device configured to feed air to a belt cooperating with a heating rotatable member to form a nip for heating an image on recording material Akiyoshi Shinagawa, Shigeaki Takada, Hiroki Kawai 2015-01-06
8918003 Fixing device Hiroki Kawai, Shigeaki Takada, Akiyoshi Shinagawa 2014-12-23
8917999 Image heating apparatus executing a rubbing operation of a rotatable rubbing member on a rotatable heating member Shigeaki Takada, Akiyoshi Shinagawa, Hiroki Kawai 2014-12-23
8554099 Image heating apparatus for cooling the surfaces of an image heating device and a pressing device pressing against the heating device to form a nip 2013-10-08
8391730 Image forming apparatus 2013-03-05
8208833 Image forming apparatus 2012-06-26