SY

Shuutaroh Yuasa

Ricoh Company: 102 patents #36 of 9,818Top 1%
Overall (All Time): #13,759 of 4,157,543Top 1%
103
Patents All Time

Issued Patents All Time

Showing 1–25 of 103 patents

Patent #TitleCo-InventorsDate
11353812 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Yutaka Ikebuchi, Takuya Seshita 2022-06-07
11003119 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Yutaka Ikebuchi, Takuya Seshita 2021-05-11
10935911 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2021-03-02
10551777 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Yutaka Ikebuchi, Takuya Seshita 2020-02-04
10481530 Separation member, separation device, fixing device, and image forming apparatus Seiji Saitoh, Keisuke Kubota, Masami Okamoto, Kenji Nozawa, Fumihiro Hirose +4 more 2019-11-19
10394169 Fixing device and image forming apparatus Fumihiro Hirose, Keisuke Kubota, Masami Okamoto, Jun Ogino, Kensuke Yamaji +1 more 2019-08-27
10209654 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Yutaka Ikebuchi, Takuya Seshita 2019-02-19
10095166 Fixing device and image forming apparatus Masami Okamoto, Keisuke Kubota, Seiji Saitoh, Yuuta Kanda, Fumihiro Hirose +1 more 2018-10-09
10088786 Fixing device and image forming apparatus Keisuke Kubota, Seiji Saitoh, Masami Okamoto, Kensuke Yamaji, Fumihiro Hirose +1 more 2018-10-02
10012937 Fixing device and image forming apparatus including a fixing belt, a presser, and a gap retainer Keisuke Kubota, Masami Okamoto, Seiji Saitoh, Fumihiro Hirose, Kensuke Yamaji +2 more 2018-07-03
10012936 Fixing device and image forming apparatus Kensuke Yamaji, Keisuke Kubota, Seiji Saitoh, Masami Okamoto, Fumihiro Hirose +4 more 2018-07-03
9996035 Fixing device and image forming apparatus with a movable presser which moves a fixing belt Masami Okamoto, Seiji Saitoh, Keisuke Kubota, Kensuke Yamaji, Fumihiro Hirose +1 more 2018-06-12
9983526 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2018-05-29
9971289 Image forming apparatus Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2018-05-15
9939761 Fixing device and image forming apparatus that include a separation aid disposed downstream from the fixing nip Kenji Nozawa, Masahiko Satoh, Masami Okamoto, Keisuke Kubota, Yuuki Kikushima +3 more 2018-04-10
9927748 Fixing device and image forming apparatus Hiroshi Yoshinaga, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +12 more 2018-03-27
9811031 Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same Teppei Kawata, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2017-11-07
9733600 Fixing device and image forming apparatus Kenji Nozawa, Masami Okamoto, Yuuki Kikushima, Keisuke Kubota, Kaori Hemmi 2017-08-15
9727011 Image forming apparatus and image forming method Yutaka Ikebuchi, Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai, Ryuuichi Mimbu +5 more 2017-08-08
9727008 Fixing device and image forming apparatus including the fixing device Teppei Kawata, Masahiko Satoh, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga +13 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, Yutaka Ikebuchi, Takuya Seshita 2017-07-25
9690243 Image forming apparatus including a fixing device that includes a radiant heat heating source and a fixing member that rotates before an abnormality solved Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2017-06-27
9568868 Image forming apparatus Shinichi Namekata, Takeshi Uchitani, Takamasa Hase, Kazuya Saito, Ryota Yamashina +3 more 2017-02-14
9535380 Fixing device and image forming apparatus Toshihiko Shimokawa, Yutaka Ikebuchi, Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai +9 more 2017-01-03