Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8494733 | Prime mover rotation speed control system for hydraulically driven vehicle | Katsuaki Kodaka, Hidetoshi Satake, Yuuki Gotou, Kazuhiro Ichimura | 2013-07-23 |
| 8424298 | Pump torque control system for hydraulic construction machine | Nobuei Ariga, Kouji Ishikawa, Hideo Karasawa, Yasuo Okano, Kazunori Nakamura | 2013-04-23 |
| 8359140 | Pedal lock control device for work vehicle | Katsuaki Kodaka, Hidetoshi Satake, Yuuki Gotou, Kazuhiro Ichimura | 2013-01-22 |
| 8355846 | Pedal lock control device for work vehicle | Katsuaki Kodaka, Hidetoshi Satake, Yuuki Gotou, Kazuhiro Ichimura | 2013-01-15 |
| 7970522 | Gear shifting control system for work machine | Hidenobu Tsukada, Kazunori Nakamura, Masaki Yoshikawa | 2011-06-28 |
| 7912616 | Gear shifting control device for work machine | Hidenobu Tsukada, Kazunori Nakamura, Masaki Yoshikawa | 2011-03-22 |
| 6101456 | Output correcting method in control system, control system, and hydraulic pump control system | Toichi Hirata, Hidefumi Takegahara, Tsukasa Toyooka, Kouji Ishikawa, Genroku Sugiyama +1 more | 2000-08-08 |
| 5934879 | Pump torque control system | Shigetoshi Konno, Toichi Hirata, Genroku Sugiyama, Shigehiro Yoshinaga, Kouji Ishikawa | 1999-08-10 |
| 5890303 | Hydraulic by-pass circuit for a hydraulic shovel | Kouji Ishikawa, Toichi Hirata, Genroku Sugiyama, Tsukasa Toyooka | 1999-04-06 |
| 5848531 | Hydraulic drive system for construction machines | Tsuyoshi Nakamura, Toichi Hirata, Genroku Sugiyama, Tsukasa Toyooka, Kouji Ishikawa | 1998-12-15 |
| 5813311 | Hydraulic control system for hydraulic working machine | Tsukasa Toyooka, Toichi Hirata, Genroku Sugiyama, Shigehiro Yoshinaga, Kouji Ishikawa +1 more | 1998-09-29 |