Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6039578 | Network interface device for line testing | Louis Suffi | 2000-03-21 |
| 5991136 | Protector unit | Richard T. Kaczmarek | 1999-11-23 |
| 5241446 | Overvoltage protector unit for well constructions | Michael R. Cosley, Casimir Cwirzen | 1993-08-31 |
| 5101317 | Overload protector for telecommunications systems | Casimir Cwirzen, Eric A. Scheithauer | 1992-03-31 |