Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8378822 | Cable theft monitoring system | James Spillman | 2013-02-19 |
| 7360814 | Interior space expansion system | Leo L. Castagno, James Spillman, Bradley Price, Robert L. Bonner | 2008-04-22 |
| 5049858 | Intrusion detection system | — | 1991-09-17 |