YI

Yutaka Ikebuchi

Ricoh Company: 120 patents #18 of 9,818Top 1%
Overall (All Time): #9,944 of 4,157,543Top 1%
120
Patents All Time

Issued Patents All Time

Showing 1–25 of 120 patents

Patent #TitleCo-InventorsDate
12372903 Fixing device and image forming apparatus Shigeo Nanno, Hitoshi Fujiwara, Yuusuke Furuichi 2025-07-29
12339604 Fixing device and image forming apparatus including a pivot restrictor to restrict pivoting of a conductive member Hiromasa Takagi, Hitoshi Fujiwara, Shigeo Nanno, Yuusuke Furuichi 2025-06-24
11353812 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2022-06-07
11003119 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2021-05-11
10795293 Fixing device and image forming apparatus incorporating same Kohichi Utsunomiya 2020-10-06
10551777 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2020-02-04
10345747 Fixing device and image forming apparatus incorporating same Takuya Seshita, Kohichi Utsunomiya, Hajime Gotoh, Takahiro Imada 2019-07-09
10248055 Fixing device including a lubricant holder and image forming apparatus Takuya Seshita, Yasuharu Kawarasaki, Kohichi Utsunomiya 2019-04-02
10209654 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2019-02-19
10152006 Fixing device and image forming apparatus Yasunori Ishigaya, Kazuya Saito, Keitaro Shoji, Ryohei Matsuda, Hiromasa Takagi +2 more 2018-12-11
10067449 Fixing device and image forming apparatus Ryohei Matsuda, Yasunori Ishigaya, Kazuya Saito, Keitaro Shoji 2018-09-04
10007213 Fixing device, image forming apparatus, and slide member Hideo Nagafuji, Kohichi Utsunomiya, Arinobu Yoshiura, Motoyoshi Yamano 2018-06-26
10001735 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2018-06-19
9983526 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2018-05-29
9897950 Fixing device and image forming apparatus Arinobu Yoshiura, Hideo Nagafuji, Kohichi Utsunomiya, Motoyoshi Yamano 2018-02-20
9869952 Fixing device and image forming apparatus including a friction reducer including a lubricant Kohichi Utsunomiya, Hideo Nagafuji, Arinobu Yoshiura, Motoyoshi Yamano 2018-01-16
9804546 Fixing device and image forming apparatus Kazuya Saito, Yasunori Ishigaya, 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
9727011 Image forming apparatus and image forming method Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai, Ryuuichi Mimbu, Shuntaro Tamaki +5 more 2017-08-08
9715203 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2017-07-25
9715198 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2017-07-25
9650219 Paper conveying device and image forming device Arinobu Yoshiura, Hideo Nagafuji, Yuji Arai, Kohichi Utsunomiya, Kiho Sai +2 more 2017-05-16
9599940 Fixing device with nip forming member having a high thermal-conductive layer with a low thermal conductive portion Motoyoshi Yamano, Kohichi Utsunomiya, Hiromasa Takagi, Kenji Ishii, Takayuki Seki +6 more 2017-03-21
9575447 Fixing device and image forming apparatus Yasunori Ishigaya, Takuya Seshita, Kazuya Saito, Motoyoshi Yamano, Keitaro Shoji 2017-02-21
9557692 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2017-01-31