Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499288 | Hydraulic excavator | Kiwamu Takahashi, Takeshi Ishii | 2022-11-15 |
| 11454002 | Hydraulic drive system for work machine | Kiwamu Takahashi, Takeshi Ishii | 2022-09-27 |
| 11214940 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Takeshi Ishii | 2022-01-04 |