Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862162 | Environmental tracking in inductance loop vehicle detection systems | — | 1989-08-29 |
| 4668951 | Inductive loop vehicle detector | David F. Evans | 1987-05-26 |
| 4296401 | Inductive vehicle detector | — | 1981-10-20 |