TU

Tetsuo Uesugi

Canon: 4 patents #225 of 3,719Top 7%
Overall (2023): #37,812 of 537,848Top 8%
4
Patents 2023

Issued Patents 2023

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11829096 Cartridge, attachment and mounting kit Goshi Ozaki, Shigemi Kamoshida, Isao Koishi, Yukio Kubo, Noriyuki Komatsu 2023-11-28
11815830 Toner cartridge having a variable volume pump and a feeding path from the pump portion to a discharge opening Hiroomi Matsuzaki, Hiroki Ogino 2023-11-14
11762330 Drum unit, cartridge and coupling member Makoto Hayashida, Koji Yamaguchi, Takashi Yano 2023-09-19
11733636 Drum unit, cartridge, electrophotographic image forming apparatus and coupling member Tomonori Mori 2023-08-22