KI

Keisuke Ishizumi

Canon: 4 patents #332 of 4,196Top 8%
Overall (2019): #50,564 of 560,194Top 10%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10459361 Image forming apparatus with voltage adjustment member Seiji Saito, Toshihiko Takayama, Masaru Ohno, Shingo Ito, Shohei Ishio +3 more 2019-10-29
10281846 Image forming apparatus Kenichi Iida, Takao Kume, Yusuke Shimizu, Toshihiko Takayama 2019-05-07
10216119 Image forming apparatus with adjustment of potential for secondary transfer Seiji Saito, Toshihiko Takayama, Masaru Ohno, Shingo Ito, Shohei Ishio 2019-02-26
10197940 Image forming apparatus changing magnitude of control signal used for image formation Shingo Ito, Toshihiko Takayama, Shohei Ishio, Kenichi Iida 2019-02-05