Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11644086 | Variable acceleration curved surface spiral gear transmission mechanism for accelerated oscillator damper systems | Yonggang Tan, Long Che, Zhe Zhang, Taifu Chen, Kamal Azaz | 2023-05-09 |