Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976346 | Coin counter security circuit | Johnny H. Halsey, James H. Halsey | 1990-12-11 |
| 4851660 | Photoelectric compressed analog signal strength indicator | Robert James Jackson | 1989-07-25 |