Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12025200 | Method for sealing liquid composite spring | Guijie Liu, Xingwu Ding, Zhangyang Xia, Jiling Bu | 2024-07-02 |
| 12013006 | Liquid composite spring | Jiling Bu, Guijie Liu, Xingwu Ding, Zhangyang Xia | 2024-06-18 |
| 11732773 | Liquid composite spring | Jiling Bu, Guijie Liu, Xingwu Ding, Zhangyang Xia | 2023-08-22 |