YS

Yoshikazu Sasago

Canon: 6 patents #65 of 2,200Top 3%
Overall (1997): #1,950 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5697021 Sealing member featuring a compressable seal portion, and process cartridge and image forming apparatus using same Kazushi Watanabe, Shinya Noda, Kazumi Sekine 1997-12-09
5669042 Image forming system having means to support at least one component of a process cartridge Kazunori Kobayashi, Kazumi Sekine, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe +2 more 1997-09-16
5659847 Process cartridge having positioning member for positioning optical device Tadayuki Tsuda, Kazumi Sekine, Isao Ikemoto, Kazushi Watanabe, Shinya Noda +1 more 1997-08-19
5623328 Process cartridge and image forming system on which process cartridge is mountable Tadayuki Tsuda, Kazumi Sekine, Isao Ikemoto, Kazushi Watanabe, Shinya Noda +9 more 1997-04-22
5608509 Process cartridge with blade member having a flat-surface side and an angled-surface side Hiroyuki Shirai, Kazumi Sekine, Tadayuki Tsuda, Isao Ikemoto, Kazushi Watanabe +4 more 1997-03-04
5602623 Photosensitive drum provided in an image forming apparatus including gears disposed at an end of drum Atsushi Nishibata, Morikazu Mizutani, Kazumi Sekine, Tadayuki Tsuda, Isao Ikemoto +4 more 1997-02-11