KH

Kenichi Hasegawa

Ricoh Company: 65 patents #110 of 9,818Top 2%
NS Nec Display Solutions: 13 patents #14 of 237Top 6%
JE Jeol: 10 patents #13 of 669Top 2%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
NS Nec—Mitsubishi Electric Visual Systems: 8 patents #1 of 44Top 3%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
DE Denso: 2 patents #4,986 of 11,792Top 45%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
SI Sanyo Chemical Industries: 1 patents #242 of 607Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
SI Shinmaywa Industries: 1 patents #39 of 119Top 35%
HC Hiraoka Kogyo Co.: 1 patents #1 of 10Top 10%
TC Ts Tech Co.: 1 patents #323 of 561Top 60%
MU Murakami: 1 patents #68 of 147Top 50%
Overall (All Time): #9,649 of 4,157,543Top 1%
122
Patents All Time

Issued Patents All Time

Showing 26–50 of 122 patents

Patent #TitleCo-InventorsDate
8655244 Fixing device and image forming apparatus incorporating same Masaaki Yoshikawa, Akira Shinshi, Kenji Ishii, Hiroshi Yoshinaga, Yoshiki Yamaguchi +8 more 2014-02-18
8630572 Fixing device and image forming apparatus including same Ippei Fujimoto, Hiroshi Yoshinaga, Tetsuo Tokuda, Takamasa Hase, Toshihiko Shimokawa +7 more 2014-01-14
8615175 Fixing unit and image forming apparatus including same Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Akira Shinshi, Hiroshi Yoshinaga +7 more 2013-12-24
8606135 Fixing device and image forming apparatus employing the fixing device Ryota Yamashina, Akira Shinshi, Hiroshi Yoshinaga, Yasunori Ishigaya 2013-12-10
8600276 Heat conduction unit, fixing device, and image forming apparatus Kenji Ishii, Masaaki Yoshikawa, Tetsuo Tokuda, Yoshiki Yamaguchi, Yutaka Ikebuchi +8 more 2013-12-03
8594549 Image forming apparatus incorporating a fixing device and contact member to reduce fixing member deformation Toshihiko Shimokawa, Masaaki Yoshikawa, Akira Shinshi, Kenji Ishii, Hiroshi Yoshinaga +8 more 2013-11-26
8588670 Fixing device having a reflector and image forming apparatus incorporating same Toshihiko Shimokawa, Masaaki Yoshikawa, Kenji Ishii, Naoki Iwaya, Tetsuo Tokuda +7 more 2013-11-19
8583019 Fixing device and image forming apparatus incorporating same Kenji Ishii, Masaaki Yoshikawa, Yoshiki Yamaguchi, Toshihiko Shimokawa, Naoki Iwaya +7 more 2013-11-12
8559860 Fixing device and image forming apparatus including same Yasunori Ishigaya, Akira Shinshi, Hiroshi Yoshinaga, Ryota Yamashina 2013-10-15
8555285 Executing a general-purpose operating system as a task under the control of a real-time operating system Zhitai Sun, Takeharu Kato, Toru Uchiyama 2013-10-08
8553238 Media separator, fixing device, and image forming apparatus Fumihiro Hirose, Takeshi Yamamoto, Takashi Seto, Naoto Suzuki 2013-10-08
8532553 Fixing device and image forming apparatus including same 2013-09-10
8515324 Fixing device and image forming apparatus employing the fixing device Kenji Ishii, Naoki Iwaya, Akira Shinshi, Hiroshi Yoshinaga, Yoshiki Yamaguchi +6 more 2013-08-20
8509664 Image forming apparatus Takeshi Yamamoto, Takashi Seto, Fumihiro Hirose 2013-08-13
8498561 Fixing device and image forming apparatus incorporating same having a reinforcing member including first and second flanges Yoshiki Yamaguchi, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Naoki Iwaya +7 more 2013-07-30
8472855 Fixing device and image forming apparatus incorporating same Akira Shinshi, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Naoki Iwaya +7 more 2013-06-25
8463168 Fixing device and image forming apparatus including same Ippei Fujimoto, Akira Shinshi, Naoki Iwaya, Yoshiki Yamaguchi, Shuntaroh Tamaki +3 more 2013-06-11
8447221 Fixing device and image forming apparatus incorporating same 2013-05-21
8433230 Image forming apparatus Takashi Seto, Takeshi Yamamoto, Fumihiro Hirose 2013-04-30
8428502 Belt-type fixing device and image forming apparatus using same Tetsuo Tokuda, Masaaki Yoshikawa, Akira Shinshi, Hiroshi Yoshinaga, Naoki Iwaya +6 more 2013-04-23
8428501 Fixing device and image forming apparatus incorporating same Akira Shinshi, Yoshiki Yamaguchi, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii +6 more 2013-04-23
8422901 Image fixing apparatus stably controlling a fixing temperature, and image forming apparatus using the same Kenji Ishii, Aldyasu Amita, Ken Omura, Hiroshi Yokoyama, Satoshi Ueno 2013-04-16
8417169 Fixing device and image forming apparatus incorporating same 2013-04-09
8406647 Fixing device including a radiation member to cool a fixing member and a heat conductive member Akira Shinshi, Yoshiki Yamaguchi, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii +8 more 2013-03-26
8401448 Fixing device and image forming apparatus incorporating same Yoshiki Yamaguchi, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Akira Shinshi +6 more 2013-03-19