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 51–75 of 120 patents

Patent #TitleCo-InventorsDate
9207589 Fixing device and image forming apparatus including same Yuji Arai, Takayuki Seki, Ryuuichi Mimbu, Shuntaro Tamaki, Toshihiko Shimokawa +3 more 2015-12-08
9164445 Fixing device and image forming apparatus Toshihiko Shimokawa, Ryuuichi Mimbu, Shuutaroh Yuasa 2015-10-20
9164443 Fixing device and image forming apparatus Toshihiko Shimokawa, Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Takeshi Yamamoto +10 more 2015-10-20
9158250 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2015-10-13
9158248 Fixing device and image forming apparatus Yuji Arai, Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Ryuuichi Mimbu +10 more 2015-10-13
9152106 Fixing device and image forming apparatus including same Yoshiki Yamaguchi, Takayuki Seki, Yuji Arai, Shuntaroh Tamaki, Kazuya Saito +10 more 2015-10-06
9146508 Fixing device, image forming apparatus, and fixing method Takahiro Imada, Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Takeshi Yamamoto +10 more 2015-09-29
9141051 Fixing device and image forming apparatus Hiroshi Yoshinaga, Takayuki Seki, Yuji Arai, Ryuuichi Mimbu, Yoshiki Yamaguchi +4 more 2015-09-22
9128426 Fixing device and image forming apparatus including same Ippei Fujimoto, Akira Shinshi, Naoki Iwaya, Yoshiki Yamaguchi, Shuntaroh Tamaki +3 more 2015-09-08
9116481 Fixing device including a reflector and image forming apparatus Masaaki Yoshikawa, Takayuki Seki, Yuji Arai, Hiroshi Yoshinaga, Ryuuichi Mimbu +10 more 2015-08-25
9046838 Fixing device and image forming apparatus Yuji Arai, Takayuki Seki, Yoshiki Yamaguchi, Shuntaroh Tamaki, Kazuya Saito +17 more 2015-06-02
9046833 Fixing device and image forming apparatus incorporating same Takayuki Seki, Yuji Arai, Yoshiki Yamaguchi, Shuntaroh Tamaki, Kazuya Saito +2 more 2015-06-02
9046837 Fixing device and method, and image forming apparatus incorporating same Masaaki Yoshikawa, Kenji Ishii, Yuji Arai, Hiromasa Takagi, Naoki Iwaya +9 more 2015-06-02
9046839 Fixing device including a heat shield and image forming apparatus Yuji Arai, Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Ryuuichi Mimbu +11 more 2015-06-02
9042799 Fixing device and image forming apparatus Takamasa Hase, Hiroshi Yoshinaga, Takeshi Uchitani, Takuya Seshita, Shuutaroh Yuasa 2015-05-26
9026025 Fixing device including heating span adjuster, image forming apparatus, and fixing method Ryuuichi Mimbu, Masaaki Yoshikawa, Takayuki Seki, Takeshi Yamamoto, Takuya Seshita +10 more 2015-05-05
8983353 Fixing apparatus and image forming apparatus Arinobu Yoshiura, Masaaki Yoshikawa, Yuji Arai, Yoshiki Yamaguchi, Tetsuo Tokuda +9 more 2015-03-17
8953993 Fixing device and image forming apparatus incorporating same Tetsuo Tokuda, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Yuji Arai +9 more 2015-02-10
8929789 Fixing device with resistance heating element capable of accurately generating heat and image forming apparatus with fixing device Hiroshi Yoshinaga, Masaaki Yoshikawa, Kenji Ishii, Yuji Arai, Hiromasa Takagi +9 more 2015-01-06
8903296 Fixing device and image forming apparatus incorporating same Toshihiko Shimokawa, Yuji Arai, Hiromasa Takagi, Yoshiki Yamaguchi, Arinobu Yoshiura +9 more 2014-12-02
8886090 Fixing device including an engagement-disengagement unit and image forming apparatus equipped with the fixing device Teppei Kawata, Kenji Ishii, Tadashi Ogawa, Arinobu Yoshiura, Toshihiko Shimokawa +12 more 2014-11-11
8867976 Fixing device, image forming apparatus incorporating same, and method of heating fixing member Ippei Fujimoto, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga, Naoki Iwaya +6 more 2014-10-21
8843043 Fixing device and image forming apparatus incorporating same Naoki Iwaya, Masaaki Yoshikawa, Akira Shinshi, Kenji Ishii, Kenichi Hasegawa +6 more 2014-09-23
8831494 Fixing device and image forming apparatus including same Hiroshi Yoshinaga, Toshihiko Shimokawa, Masaaki Yoshikawa, Yoshiki Yamaguchi, Naoki Iwaya +8 more 2014-09-09
8811874 Belt device with mechanism capable of minimizing increase of rotation torque of endless belt and fixing device and image forming apparatus incorporating same Toshihiko Shimokawa, Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga, Naoki Iwaya +6 more 2014-08-19