Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098539 | Passive heave compensator | Lei Wang, Yunlong Wang, Chaoguang Jin, Ming-Yen Chen, Xiaole Yang | 2021-08-24 |
| 11098843 | Device for fixing cylinder | Kaimeng He, Qu Yang | 2021-08-24 |