FK

Fuyuko Koyama

Canon: 8 patents #7,260 of 19,416Top 40%
Overall (All Time): #595,986 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12321113 Fixing apparatus to fix a toner image to a printing material Kenichi Ogawa 2025-06-03
12215296 Grease composition, heating device, and electrophotographic image forming apparatus Masahito Omata, Hideo Nanataki, Yasuharu Notoya, Norihiko Ochi, Yoshihito Oshima 2025-02-04
11841645 Toner conveying device and image forming apparatus Norihiro Matsumoto 2023-12-12
11835890 Image forming apparatus Norihiro Matsumoto, Yasuhiro Fukase, Takeo Kawanami 2023-12-05
11520273 Driving force transmitting mechanism and image forming apparatus Yuichiro Inaba 2022-12-06
10289055 Drive transmitting apparatus and image forming apparatus Takeo Kawanami 2019-05-14
9696678 Sheet feeding apparatus and image forming apparatus 2017-07-04
8511669 Sheet feeding apparatus and image forming apparatus 2013-08-20