IK

Isao Koishi

Canon: 3 patents #344 of 3,631Top 10%
Overall (2022): #78,681 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11474452 Image forming apparatus including an attachment portion to which to attach a supply container for supplying a developer Kohei Koguchi, Katsuhiko Oba 2022-10-18
11454912 Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer Katsuhiko Oba, Kohei Koguchi 2022-09-27
11256209 Image forming system having a movable member and first and second cartridges having a pressing portion for pressing the movable member Takashi Kimura, Daisuke Yamamoto 2022-02-22