TO

Toshifumi Oikawa

Canon: 2 patents #1,019 of 4,196Top 25%
📍 Ibaraki, JP: #117 of 660 inventorsTop 20%
Overall (2019): #111,280 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10503111 Image forming apparatus for displaying a screen to prompt a user to re-attach a container having developing material Ryou Sakaguchi, Hiroyuki Eda 2019-12-10
10191430 Image forming apparatus Ryou Sakaguchi, Hiroyuki Eda 2019-01-29