RK

Ryoichi Kawasumi

Canon: 4 patents #257 of 3,943Top 7%
📍 Ibaraki, JP: #23 of 585 inventorsTop 4%
Overall (2021): #41,203 of 548,734Top 8%
4
Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11082571 Image forming apparatus having an operation portion with a near field communication portion, a touch panel, and an input key Yoshiyuki Nakayama 2021-08-03
11022929 Image forming apparatus having guide for airflow through filter 2021-06-01
10990059 Metal frame of image forming apparatus and image forming apparatus Takahiro Kobayashi, Ken Swysen 2021-04-27
10990061 Image forming apparatus having a duct free of a filter and a duct with a filter 2021-04-27