Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9666393 | High voltage vertical break disconnect switch with blade position detector and rollover indicator | Peter M. Kowalik, Joseph Andreyo | 2017-05-30 |
| 7078642 | Arc extinguishing device with a high speed whip | Peter M. Kowalik, Joseph Andreyo, Arthur E. Bisig, Charles M. Cleaveland | 2006-07-18 |