NK

Noriaki Koyanagi

Canon: 15 patents #4,433 of 19,416Top 25%
Overall (All Time): #310,599 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11866287 Sheet feeding device and an image forming apparatus with a sheet feeding device 2024-01-09
11548757 Image forming apparatus Hiroaki Takezawa, Atsushi Yoshida, Hiroshi Kokubo 2023-01-10
11353809 Cooling device, image forming apparatus and image forming system 2022-06-07
11175613 Cooling device and image forming system Yuki Inoue, Atsushi Yoshida, Kazunari Hatazaki, Youichi Chikugo 2021-11-16
10289054 Image forming apparatus and sheet processing apparatus 2019-05-14
10152016 Image forming apparatus 2018-12-11
9096409 Sheet conveying apparatus and image forming apparatus 2015-08-04
9046859 Sheet conveyance apparatus and image forming apparatus Takafumi Monte 2015-06-02
8934802 Image forming apparatus Kazuhiro Saitou 2015-01-13
8055182 Image forming apparatus 2011-11-08
7581729 Sheet conveying apparatus and image forming apparatus Takashi Fujita 2009-09-01
7319842 Pivotal sheet conveying apparatus for skew correction and image forming apparatus Takeshi Suga 2008-01-15
6144813 Image forming apparatus provided with conveying path changeover device 2000-11-07
6081688 Both-face automatic original feeding apparatus Tamotsu Okada, Hiroyoshi Maruyama, Yasumi Yoshida, Masahiko Yashiro, Kazuo Shishido 2000-06-27
5305995 Sheet feeding apparatus for re-feeding a sheet without smearing Hisao Nakajima, Yasumi Yoshida, Minoru Nada 1994-04-26