Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8371117 | Torque control apparatus for construction machine three-pump system | Kazunori Nakamura, Kouji Ishikawa, Nobuei Ariga | 2013-02-12 |
| 8321094 | Engine control system for construction machine | Yasuo Okano, Hidetoshi Satake | 2012-11-27 |
| 8006491 | Pump control apparatus for construction machine | Kouji Ishikawa, Nobuei Ariga | 2011-08-30 |