Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5390425 | Saw guide measuring square | — | 1995-02-21 |
| 5227947 | Arrester assembly with sealed back-up air gap | Richard T. Kaczmarek | 1993-07-13 |
| 5147219 | Reusable terminal locking cap | Richard T. Kaczmarek, Edward S. Paluch, Thomas G. Volk | 1992-09-15 |
| 4958253 | Line protector for a communications circuit | Wayne Rust | 1990-09-18 |
| 4901188 | Line protector with spring | — | 1990-02-13 |
| 4876621 | Line protector for a communications circuit | Wayne Rust | 1989-10-24 |
| 4321649 | Surge voltage arrester with ventsafe feature | — | 1982-03-23 |
| 4241374 | Surge voltage arrester with ventsafe feature | — | 1980-12-23 |
| 4208694 | Line protector | — | 1980-06-17 |