Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11545311 | Electromagnetic switch | Chunkai Zheng, Ziping Li, Jun Liao, Zhixia Tong | 2023-01-03 |
| 11511828 | Hub motor with internally provided torque transducer | Fumio Kurebayashi, Xianwen Cai, MING-XIANG HU, Meng Li | 2022-11-29 |
| 11305205 | Electronic toy with radial independent connector and associated communication protocol | Pui Lam Cho, Wai Sing Wong | 2022-04-19 |
| 10173142 | Electronic toy with radial independent connector and associated communication protocol | Pui Lam Cho, Wai Sing Wong | 2019-01-08 |
| 7852123 | Reset-free comparator with built-in reference | Thomas Byunghak Cho | 2010-12-14 |