Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1083313 | Shoe | — | 2025-07-15 |
| D1075259 | Shoe sole | — | 2025-05-20 |
| D999488 | Shoe upper | — | 2023-09-26 |
| 10844717 | Mechanical constant-resistance single prop continuous prop lifting pre-tightening device and method | Hai Pu, Feng Ju, Kai Zhang, Yu Wu, Ming LI +4 more | 2020-11-24 |
| 10385692 | Apparatus and method for pre-loading mechanical constant-resistance single prop | Jixiong Zhang, Qiang Zhang, Kai Quan, Hao Yan | 2019-08-20 |