TK

Tomofumi Kawamura

Canon: 4 patents #314 of 4,172Top 8%
📍 Soma, JP: #3 of 63 inventorsTop 5%
Overall (2020): #42,455 of 565,922Top 8%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10852687 Image forming apparatus Shoichi Zensai, Hiroki Takano 2020-12-01
10816930 Image forming apparatus Koji Miwa, Shoichi Zensai 2020-10-27
10732545 Cartridge remanufacturing method and cartridge Toshiaki Takeuchi, Shuichi Gofuku, Yu Akiba, Shota Nakamura, Masakazu Tatsumi +1 more 2020-08-04
10571858 Image forming apparatus and configuration of cartridge unit Shoichi Zensai, Takamichi Matsuo 2020-02-25