KK

Keisuke Kawabata

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
Overall (All Time): #642,405 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10365028 Vending machine 2019-07-30
9599941 Heater for heating a fixing rotator of a fixing device and image forming apparatus incorporating the same Yoshiki Yamaguchi, Kazuhito Kishi, Yasunori Ishigaya, Ippei Fujimoto, Haruyuki Honda 2017-03-21
9310735 Fixing device and image forming apparatus having temperature detector Yoshiki Yamaguchi, Kazuhito Kishi, Masahiro Samei, Ippei Fujimoto, Misaki Shimizu +1 more 2016-04-12
9285737 Fixing device and image forming apparatus Yasunori Ishigaya, Kazuhito Kishi, Ippei Fujimoto, Misaki Shimizu, Yoshiki Yamaguchi +1 more 2016-03-15
9223268 Fixing device, belt device, and image forming apparatus Yoshiki Yamaguchi, Kazuhito Kishi, Masahiro Samei, Ippei Fujimoto, Misaki Shimizu +3 more 2015-12-29
9176440 Fixing device and image forming apparatus Haruyuki Honda, Yoshiki Yamaguchi, Kazuhito Kishi, Yasunori Ishigaya, Ippei Fujimoto +1 more 2015-11-03
9110432 Image forming apparatus including a cleaning roller with a resistance layer Hiroshi Ono, Takeshi Yamamoto 2015-08-18
6771360 Method and apparatus for measuring wavelength dispersion value and/or nonlinear coefficient of optical fibers 2004-08-03