Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371127 | Three-speed bicycle transmission structure and transmission method thereof | Xiangyu Yan, Junjian Zhao | 2025-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371127 | Three-speed bicycle transmission structure and transmission method thereof | Xiangyu Yan, Junjian Zhao | 2025-07-29 |