RM

Ryuuichi Mimbu

Ricoh Company: 53 patents #196 of 9,818Top 2%
Overall (All Time): #49,110 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
9239559 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2016-01-19
9239553 Fixing device and image forming apparatus Yuji Arai, Takayuki Seki, Yoshiki Yamaguchi, Shuntaroh Tamaki, Yutaka Ikebuchi +17 more 2016-01-19
9221661 Pressure adjuster, fixing device, and image forming apparatus Takayuki Seki, Hiroshi Yoshinaga, Yuji Arai, Yutaka Ikebuchi, Yoshiki Yamaguchi +5 more 2015-12-29
9207589 Fixing device and image forming apparatus including same Yuji Arai, Takayuki Seki, Shuntaro Tamaki, Toshihiko Shimokawa, Yutaka Ikebuchi +3 more 2015-12-08
9164443 Fixing device and image forming apparatus Toshihiko Shimokawa, Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Takeshi Yamamoto +10 more 2015-10-20
9164445 Fixing device and image forming apparatus Toshihiko Shimokawa, Yutaka Ikebuchi, Shuutaroh Yuasa 2015-10-20
9158248 Fixing device and image forming apparatus Yuji Arai, Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Yutaka Ikebuchi +10 more 2015-10-13
9146508 Fixing device, image forming apparatus, and fixing method Takahiro Imada, Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Takeshi Yamamoto +10 more 2015-09-29
9141039 Image forming apparatus including a cam member to separate a transfer member Yuji Kato, Yasufumi Takahashi, Kenji Sengoku, Junpei Fujita, Osamu Ichihashi 2015-09-22
9141051 Fixing device and image forming apparatus Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai, Yutaka Ikebuchi, Yoshiki Yamaguchi +4 more 2015-09-22
9116481 Fixing device including a reflector and image forming apparatus Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Hiroshi Yoshinaga, Takuya Seshita +10 more 2015-08-25
9063472 Image forming apparatus and belt tensioning unit Kenji Sengoku, Junpei Fujita, Osamu Ichihashi 2015-06-23
9046839 Fixing device including a heat shield and image forming apparatus Yuji Arai, Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Yutaka Ikebuchi +11 more 2015-06-02
9046838 Fixing device and image forming apparatus Yuji Arai, Takayuki Seki, Yoshiki Yamaguchi, Shuntaroh Tamaki, Yutaka Ikebuchi +17 more 2015-06-02
9026025 Fixing device including heating span adjuster, image forming apparatus, and fixing method Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Yutaka Ikebuchi, Takuya Seshita +10 more 2015-05-05
8934822 Transfer device and image forming apparatus Shinya Tanaka, Hirokazu Ishii, Yasunobu Shimizu, Keigo Nakamura, Hiromi Ogiyama +1 more 2015-01-13
8831466 Image forming apparatus Junpei Fujita, Kenji Sengoku, Osamu Ichihashi 2014-09-09
8811867 Transfer device and image forming apparatus using same Osamu Ichihashi, Kenji Sengoku, Junpei Fujita 2014-08-19
8737865 Image forming apparatus Osamu Ichihashi, Kenji Sengoku, Junpei Fujita 2014-05-27
8588641 Image forming apparatus Kenji Sengoku, Jumpei FUJITA 2013-11-19
8526842 Image forming apparatus Osamu Ichihashi, Kenji Sengoku, Junpei Fujita 2013-09-03
8483597 Transfer assembly and image forming apparatus using same Kenji Sengoku, Junpei Fujita, Osamu Ichihashi 2013-07-09
8447198 Detector and roller arrangement for an image forming apparatus Junpei Fujita, Kenji Sengoku, Osamu Ichihashi 2013-05-21
8417164 Transfer device and image forming apparatus using same Osamu Ichihashi, Kenji Sengoku, Junpei Fujita 2013-04-09
7773928 Transfer-separation device and image forming apparatus Hiromi Ogiyama, Junroh Uda 2010-08-10