Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9841035 | Heat dissipation fan | CHIH-FENG HU | 2017-12-12 |
| 8973325 | Method for roof drainage | Hongxiang Chai, Songming Tan, Weijie Wang, Ganlin Zhang, Wei Chen +3 more | 2015-03-10 |
| 8950123 | Rainwater head | Hongxiang Chai, Songming Tan, Weijie Wang, Ganlin Zhang, Wei Chen +3 more | 2015-02-10 |
| 8508093 | Heat dissipation fan with magnet ring of varying thickness | YONG-KANG ZHANG, Yung-Ping Lin | 2013-08-13 |