Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490363 | Vacuum switching apparatus and electrical contact therefor | Li Yu, Somasundara Rao Matu | 2019-11-26 |
| 10283288 | Vacuum switching apparatus, and contact assembly and method of securing an electrical contact to an electrode therefor | Yucheng Li, Jun Yan, Xuefei Chen | 2019-05-07 |