YI

Yasunori Ishigaya

Ricoh Company: 4 patents #178 of 1,810Top 10%
Overall (2017): #34,891 of 506,227Top 7%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9804546 Fixing device and image forming apparatus Kazuya Saito, Yutaka Ikebuchi, Keitaro Shoji, Ryohei Matsuda 2017-10-31
9753417 Fixing device including outlet guide member and image forming apparatus thereof Yoshiki Yamaguchi, Yoshio Hattori, Haruyuki Honda, Ryuuichi Mimbu, Toshihiko Shimokawa +4 more 2017-09-05
9599941 Heater for heating a fixing rotator of a fixing device and image forming apparatus incorporating the same Yoshiki Yamaguchi, Kazuhito Kishi, Ippei Fujimoto, Keisuke Kawabata, Haruyuki Honda 2017-03-21
9575447 Fixing device and image forming apparatus Yutaka Ikebuchi, Takuya Seshita, Kazuya Saito, Motoyoshi Yamano, Keitaro Shoji 2017-02-21