KY

Kensuke Yamaji

Ricoh Company: 79 patents #64 of 9,818Top 1%
Overall (All Time): #22,739 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 1–25 of 80 patents

Patent #TitleCo-InventorsDate
11339022 Sheet stacker and image forming apparatus incorporating the sheet stacker Yosuke Eguchi 2022-05-24
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
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, Shuutaroh Yuasa +1 more 2019-08-27
10095166 Fixing device and image forming apparatus Masami Okamoto, Keisuke Kubota, Seiji Saitoh, Shuutaroh Yuasa, Yuuta Kanda +1 more 2018-10-09
10088786 Fixing device and image forming apparatus Keisuke Kubota, Seiji Saitoh, Masami Okamoto, Fumihiro Hirose, Shuutaroh Yuasa +1 more 2018-10-02
10012936 Fixing device and image forming apparatus Keisuke Kubota, Seiji Saitoh, Masami Okamoto, Fumihiro Hirose, Shuutaroh Yuasa +4 more 2018-07-03
10012937 Fixing device and image forming apparatus including a fixing belt, a presser, and a gap retainer Shuutaroh Yuasa, Keisuke Kubota, Masami Okamoto, Seiji Saitoh, Fumihiro Hirose +2 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, Shuutaroh Yuasa, 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
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
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
9575444 Fixing device and image forming apparatus including same Takuya Seshita, Hajime Gotoh, Takahiro Imada, Akira Suzuki 2017-02-21
9535380 Fixing device and image forming apparatus Toshihiko Shimokawa, Yutaka Ikebuchi, Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai +9 more 2017-01-03
9519249 Fixing device and image forming apparatus Fumihiro Hirose, Masami Okamoto, Kenji Nozawa, Yuuki Kikushima, Keisuke Kubota +2 more 2016-12-13
9507306 Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +13 more 2016-11-29
9494896 Fixing device with separation plate and image forming apparatus thereof Takuya Seshita, Takahiro Imada, Hajime Gotoh, Akira Suzuki 2016-11-15
9454114 Fixing device and image forming apparatus including same Takamasa Hase, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-09-27
9405242 Fixing device and image forming device Takamasa Hase, Kenji Ishii, Tadashi Ogawa, Teppei Kawata, Arinobu Yoshiura +12 more 2016-08-02
9405270 Fixing device and image forming apparatus incorporating same Tadashi Ogawa, Kenji Ishii, Teppei Kawata, Arinobu Yoshiura, Toshihiko Shimokawa +8 more 2016-08-02