Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669695 | Hydraulic driving device for working machine | Masamichi Ito | 2020-06-02 |
| 10584722 | Hydraulic fluid energy regeneration apparatus of work machine | Seiji Hijikata, Kouji Ishikawa, Shinya Imura | 2020-03-10 |