Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939745 | Electrically driven construction machine | Takeshi Ishii, Kiwamu Takahashi, Tatsuo Takishita | 2024-03-26 |
| 11753800 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Takeshi Ishii, Yuichi Ogawa | 2023-09-12 |
| 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 |
| 11142882 | Small hydraulic excavator | Yoshifumi Takebayashi, Hajime Yoshida, Kazushige Mori, Natsuki Nakamura | 2021-10-12 |
| 11111650 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Takeshi Ishii, Yoshifumi Takebayashi, Natsuki Nakamura, Daisuke Oka | 2021-09-07 |
| 10995474 | Construction machine | Kiwamu Takahashi, Takeshi Ishii | 2021-05-04 |
| 10947702 | Hydraulic drive system for electrically driven hydraulic work machine | Kiwamu Takahashi, Takeshi Ishii | 2021-03-16 |
| 10697150 | Hydraulic drive system for electrically-driven hydraulic work machine | Kiwamu Takahashi, Tatsuo Takishita, Masayuki Yunoue, Kenichirou Nakatani | 2020-06-30 |
| 10676898 | Hydraulic drive system of work machine | Kiwamu Takahashi, Kazushige Mori, Yoshifumi Takebayashi, Natsuki Nakamura | 2020-06-09 |