Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617942 | Low-power multi-bay parking meter | Gary W. Speas, R. Todd Brown | 1997-04-08 |
| 5614892 | Payment slot communicating apparatus for vendng prices | Gary W. Speas, R. Todd Brown | 1997-03-25 |