Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9704658 | Vacuum switching apparatus, and contact assembly and method of securing an electrical contact to an electrode therefor | Yucheng Li, Jun Yan, Xuefei Chen | 2017-07-11 |
| 9552941 | Vacuum switching apparatus and electrical contact therefor | Martin Bernardus Johannes Leusenkamp, Franklin Willis Freeborn | 2017-01-24 |