Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668074 | Electrically driven hydraulic construction machine | Yuichi Ogawa, Takeshi Ishii, Kiwamu Takahashi | 2023-06-06 |
| 11542680 | Electric construction machine | Kiwamu Takahashi, Takeshi Ishii | 2023-01-03 |