Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287751 | Hydraulic drive system for working machine including track device of crawler type | Yasutaka Tsuruga, Kiwamu Takahashi, Yoshifumi Takebayashi | 2019-05-14 |
| 10280592 | Hydraulic drive system for electrically-operated hydraulic work machine | Kiwamu Takahashi, Shingo Kishimoto, Yoshifumi Takebayashi, Natsuki Nakamura | 2019-05-07 |
| 10215198 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi, Natsuki Nakamura, Yasuharu Okazaki +2 more | 2019-02-26 |