Issued Patents 2020
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10808686 | Hydraulic rotary machine | Naoki Sugano, Kei Morita | 2020-10-20 |
| 10801181 | Energy regeneration device and work machine provided with energy regeneration device | Naoki Sugano | 2020-10-13 |
| 10794512 | Electrically-driven flow rate control valve | Kei Morita, Naoki Sugano, Takayuki Igaue | 2020-10-06 |
| 10767787 | Electrically-driven flow rate control valve | Kei Morita, Naoki Sugano, Takayuki Igaue | 2020-09-08 |
| 10738798 | Energy recovery device and energy recovery method | Naoki Sugano, Yoshio Inoue, Motomichi Sonobe | 2020-08-11 |
| 10704229 | Hydraulic driving apparatus of work machine | Shohei UEMURA, Naoki Sugano, Naoto Hori | 2020-07-07 |