Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612269 | System for detection of a ground fault in a high resistance ground network | Lixiang Wei, Zhijun Liu, Brian P. Brown, David W. Kirschnik, Richard A. Lukaszewski +2 more | 2017-04-04 |
| 8698504 | System for detection of a ground fault in a high resistance ground network | Lixiang Wei, Zhijun Liu, Brian P. Brown, David W. Kirschnik, Richard A. Lukaszewski +2 more | 2014-04-15 |