KO

Katsuhiko Oba

Canon: 1 patents #1,068 of 2,977Top 40%
Overall (2025): #323,078 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12271136 Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer Kohei Koguchi, Isao Koishi 2025-04-08