Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872018 | Multiple loop antenna | Michael F. Hartings, Richard D. Heaton | 1989-10-03 |
| 4812822 | Electronic article surveillance system utilizing synchronous integration | John W. Taylor, Richard S. Vuketich | 1989-03-14 |