HH

Haruyuki Honda

Ricoh Company: 53 patents #196 of 9,818Top 2%
Overall (All Time): #49,306 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #TitleCo-InventorsDate
11209757 Fixing device with slide member having fibers of different colors 2021-12-28
10663894 Fixing device and image forming apparatus Jun Okamoto, Yoshio Hattori, Takumi Waida, Kiwako Hiroi, Yuusuke Furuichi +1 more 2020-05-26
10054885 Pressure and pressure relief device, fixing device, and image forming apparatus Jun Okamoto, Yoshio Hattori, Yuusuke Furuichi, Kiwako Hiroi, Kenichi Hasegawa 2018-08-21
9989897 Fixing device and image forming apparatus including fixing device with lubricant movement restrictors Jun Okamoto, Hiroyuki Shimada, Yoshio Hattori 2018-06-05
9811043 Image forming apparatus Ryuuichi Mimbu, Yoshio Hattori, Toshihiko Shimokawa, Yoshiki Yamaguchi 2017-11-07
9811029 Fixing device and image forming apparatus including the same Ryuuichi Mimbu, Yoshio Hattori, Yoshiki Yamaguchi, Toshihiko Shimokawa 2017-11-07
9753417 Fixing device including outlet guide member and image forming apparatus thereof Yoshiki Yamaguchi, Yoshio Hattori, Ryuuichi Mimbu, Toshihiko Shimokawa, Yutaka Ikebuchi +4 more 2017-09-05
9696668 Fixing device and image forming apparatus Yoshiki Yamaguchi, Yoshio Hattori, Ryuuichi Mimbu, Toshihiko Shimokawa 2017-07-04
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, Keisuke Kawabata 2017-03-21
9581945 Fixing exit guide plate, fixing device, and image forming apparatus Ryuuichi Mimbu, Yoshio Hattori, Yoshiki Yamaguchi, Toshihiko Shimokawa 2017-02-28
9501006 Fixing device, image forming apparatus, and fixing method Toshihiko Shimokawa, Ryuuichi Mimbu, Kazuya Saito, Yoshiki Yamaguchi, Yasunori Ishigaya +1 more 2016-11-22
9494901 Fixing device and image forming apparatus with a rotatable light shield Kazuya Saito, Ryuuichi Mimbu, Toshihiko Shimokawa, Yoshiki Yamaguchi, Yasunori Ishigaya +3 more 2016-11-15
9352916 Sheet conveying device, sheet discharging device, and image forming apparatus Toshikane Nishii, Masanori Namba, Mitsutaka Nakamura 2016-05-31
9342037 Image forming apparatus Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura 2016-05-17
9316964 Fixing device and image forming apparatus Yoshiki Yamaguchi, Yoshio Hattori, Ryuuichi Mimbu, Yasunori Ishigaya, Toshihiko Shimokawa +1 more 2016-04-19
9285737 Fixing device and image forming apparatus Yasunori Ishigaya, Kazuhito Kishi, Ippei Fujimoto, Keisuke Kawabata, Misaki Shimizu +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
9187280 Sheet feeding device, control method for the sheet feeding device, and image forming apparatus incorporating the sheet feeding device Toshikane Nishii, Hiroshi Fujiwara, Tomoyoshi Yamazaki, Mizuna Tanaka 2015-11-17
9176440 Fixing device and image forming apparatus Yoshiki Yamaguchi, Kazuhito Kishi, Yasunori Ishigaya, Ippei Fujimoto, Misaki Shimizu +1 more 2015-11-03
9139391 Sheet conveyor, image forming apparatus incorporating same, and method of preventing sheet skew Mitsutaka Nakamura, Masanori Namba, Toshikane Nishii, Munekazu HIRATA 2015-09-22
9025991 Image forming apparatus Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura 2015-05-05
8942607 Guide device with mechanism capable of minimizing damage to toner image by water droplet and image forming apparatus incorporating same Toshikane Nishii 2015-01-27
8925916 Sheet discharging device and image forming apparatus incorporating same Masanori Namba, Toshikane Nishii, Mitsutaka Nakamura 2015-01-06
8923746 Sheet feeding mechanism and image forming apparatus incorporating same Mitsutaka Nakamura, Toshikane Nishii, Hirofumi Horita, Ippei Kimura, Masanori Namba 2014-12-30
8873989 Fixing device and image forming apparatus incorporating same Tomoyoshi Yamazaki, Toshikane Nishii, Hirofumi Horita 2014-10-28