Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12246944 | Elevator traction machine installation apparatus and elevator traction machine installation method | Wenxiang Liu, Chenfeng Shi, Jianfeng Wu | 2025-03-11 |
| 11396442 | Low cost roped jump lift concept | Jianfeng Wu, Shan Li, Hong Chen | 2022-07-26 |
| 9536652 | Inductor | Yu-Chin Hsu | 2017-01-03 |
| 6928725 | Method for packing electronic device by interconnecting frame body and frame leads with insulating block and its packing structure | Chung-Chen Wu | 2005-08-16 |