Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6741171 | System for transmitting and verifying alarm signals | Mark Stephan Palka, Gary Arthur Hamilton, Giuseppe Colucciello | 2004-05-25 |
| 5431302 | Dispensed liquid volume control system | Richard D. Paton | 1995-07-11 |
| 4985916 | Party line converter | Leo Tachuk | 1991-01-15 |