Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12161225 | Mechanical extension apparatus for extendable seat and extendable seat | Xiaohong Li, Wei Liu, Gang Song | 2024-12-10 |
| 11944199 | Mechanical stretching device for movable seat unit and seat unit | Xiaohong Li, Zhanzheng Lv, Haibo Wang | 2024-04-02 |