Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199298 | Method for manufacturing light emitting diode filament | Jiwei Liu, Yu Yang, Sheng-Bang Huang, Qinglin Yao, Hongli Shi | 2021-12-14 |
| 8215380 | Hot water heat transfer pipe | Zhi-Xin Li, Mitsuharu Numata, Kazushige Kasai | 2012-07-10 |