Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9552947 | Three phase vacuum interrupter switch for high voltage distribution systems | Carl Heller, Kuang-Chien Hu, Patrick Lin | 2017-01-24 |
| 8658931 | Three phase vacuum interrupter switch for high voltage distribution systems | Carl Heller, Kuang-Chien Hu, Patrick Lin | 2014-02-25 |