Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8009044 | Motion detector having asymmetric zones for determining direction of movement and method therefore | Gary Mark Shafer | 2011-08-30 |
| 5109216 | Portable intrusion alarm | Jerry O. Ball | 1992-04-28 |
| 4853677 | Portable intrusion alarm | Jerry O. Ball | 1989-08-01 |