Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11979708 | Linear movement bistable electromagnetic switch | Li-Jen Feng, Tao Yan | 2024-05-07 |
| 10224154 | Magnetic proximity switch | Kewen Long | 2019-03-05 |
| 9945589 | Rotatory series-pole magnetic refrigerating system | Tianan Zhao, Kewen Long | 2018-04-17 |
| 9866150 | Magneto-caloric power generation equipment | Tian an Zhao, Kewen Long | 2018-01-09 |
| 9818564 | Magnetic proximity switch | Tianan Zhao, Kewen Long | 2017-11-14 |