Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KK

Katsuhiro Kojima

Canon: 1 patents #1,677 of 3,943Top 45%
Overall (2021): #382,745 of 548,734Top 70%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11022933 Process cartridge, image forming apparatus and cleaning apparatus Kazunori Hashimoto, Toshiaki Takeuchi, Yasukazu Ikami, Kosuke Ikada, Yoshihiro Mitsui +8 more 2021-06-01