Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6762385 | Arc extinguishing device with a high speed whip | Peter M. Kowalik, Joseph Andreyo, Arthur E. Bisig | 2004-07-13 |
| 6753492 | Arc extinguishing device with a metal matrix composite high speed whip | — | 2004-06-22 |