Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369699 | Adaptable personnel supervisory system with automatic fee collection | David M. Page, Elvin L. Riggs, Joseph P. Newell | 1994-11-29 |
| 5204670 | Adaptable electric monitoring and identification system | — | 1993-04-20 |
| 4952928 | Adaptable electronic monitoring and identification system | Gary T. Carroll, George J. Pilmanis | 1990-08-28 |