YF

Yu Fukasawa

Canon: 9 patents #27 of 3,775Top 1%
Overall (2017): #7,963 of 506,227Top 2%
9
Patents 2017

Issued Patents 2017

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9817361 Cartridge and bearing member Hiroyuki Munetsugu 2017-11-14
9785091 Developer container, developer storage unit, process cartridge, and image forming apparatus having a sealing member and an unsealing member Naoki Hayashi, Ryota Shibuya 2017-10-10
D796574 Photosensitive drum for cartridge Shigemi Kamoshida, Isao Koishi 2017-09-05
D786968 Process cartridge for printer Shunsuke Uratani, Takeshi Arimitsu, Ryoji Kusudo, Isao Koishi, Shigemi Kamoshida +3 more 2017-05-16
9618880 Developing device, process cartridge, and electrophotographic image forming apparatus Hideki Maeshima, Kuniaki Hirukawa 2017-04-11
9599955 Developer storage unit, development device, process cartridge, and electrophotographic image forming apparatus Kuniaki Hirukawa, Akihiro Fujiwara 2017-03-21
9599932 Developer container with sealing member having a plurality of holes and rotatable member having a plurality of projections contactable with the sealing member Toshiaki Takeuchi, Yoshiyuki Batori, Ryuta Murakami, Daisuke Makiguchi, Gosuke Goto +1 more 2017-03-21
9563144 Charging device, process cartridge, and image forming apparatus Motonari Ito, Hiroyoshi Iwayama, Takashi Hiramatsu 2017-02-07
9535370 Developing device, process cartridge, and electrophotographic image forming apparatus Hideki Maeshima, Kuniaki Hirukawa 2017-01-03