Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574641 | Large-torque chain-guide type constant ratio/continuously variable transmission | Zhengtong Li | 2017-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574641 | Large-torque chain-guide type constant ratio/continuously variable transmission | Zhengtong Li | 2017-02-21 |