TS

Toshihiko Shimokawa

Ricoh Company: 142 patents #7 of 9,818Top 1%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
Overall (All Time): #6,486 of 4,157,543Top 1%
147
Patents All Time

Issued Patents All Time

Showing 1–25 of 147 patents

Patent #TitleCo-InventorsDate
11662678 Fixing device with controlled heating and image forming apparatus Ryohei Matsuda, Ryuuichi Mimbu, Satoshi Kuno, Kentaro Yamanaka 2023-05-30
11474461 Fixing device with nip forming member having guide portions Ryuuichi Mimbu, Kazuya Saito 2022-10-18
11320767 Heating device, fixing device, and image forming apparatus Ippei Fujimoto 2022-05-03
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
10678170 Fixing device and image forming apparatus Yasunori Ishigaya, Kazuya Saito, Keitaro Shoji, Hiromasa Takagi 2020-06-09
10156818 Fixing device and image forming apparatus Yasunori Ishigaya, Kazuya Saito, Keitaro Shoji, Hiromasa Takagi 2018-12-18
10152006 Fixing device and image forming apparatus Yasunori Ishigaya, Yutaka Ikebuchi, Kazuya Saito, Keitaro Shoji, Ryohei Matsuda +2 more 2018-12-11
10061235 Fixing device and image forming apparatus Keitaro Shoji, Yasunori Ishigaya, Kazuya Saito, Ryohei Matsuda, Hiromasa Takagi +1 more 2018-08-28
10012932 Image forming apparatus incorporating fixing device Yasunori Ishigaya, Ryuuichi Mimbu, Hiromasa Takagi, Kazuya Saito, Keitaro Shoji 2018-07-03
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
9971289 Image forming apparatus Takamasa Hase, Masahiko Satoh, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani +14 more 2018-05-15
9927748 Fixing device and image forming apparatus Hiroshi Yoshinaga, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa +12 more 2018-03-27
9904220 Fixing device and image forming apparatus Kazuya Saito, Yasunori Ishigaya, Keitaro Shoji, Hiromasa Takagi 2018-02-27
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
9811029 Fixing device and image forming apparatus including the same Haruyuki Honda, Ryuuichi Mimbu, Yoshio Hattori, Yoshiki Yamaguchi 2017-11-07
9811043 Image forming apparatus Ryuuichi Mimbu, Yoshio Hattori, Haruyuki Honda, Yoshiki Yamaguchi 2017-11-07
9753417 Fixing device including outlet guide member and image forming apparatus thereof Yoshiki Yamaguchi, Yoshio Hattori, Haruyuki Honda, Ryuuichi Mimbu, Yutaka Ikebuchi +4 more 2017-09-05
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
9696668 Fixing device and image forming apparatus Yoshiki Yamaguchi, Yoshio Hattori, Ryuuichi Mimbu, Haruyuki Honda 2017-07-04
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
9581945 Fixing exit guide plate, fixing device, and image forming apparatus Haruyuki Honda, Ryuuichi Mimbu, Yoshio Hattori, Yoshiki Yamaguchi 2017-02-28
9557692 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2017-01-31