OS

Osamu Sasaoka

Canon: 2 patents #420 of 2,977Top 15%
Overall (2025): #96,598 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12399453 Image forming apparatus having detachable toner cartridges Jumpei Nitta, Tomoya Tateishi, Kohei Koguchi, Shuma Hiasa 2025-08-26
12265345 Image forming apparatus Akinori Yokota, Toshiyuki Watanabe, Yasuhiro Fukase 2025-04-01