Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413252 | Capacitive switch and panel | Hugh J. Tyler | 1983-11-01 |
| 4379287 | Capacitive switch and panel | Hugh J. Tyler | 1983-04-05 |
| 4323764 | Control system and control device for controlling a heating unit and method of making and operating the same | James R. Willson, William N. Smith | 1982-04-06 |
| 4297557 | Microwave oven temperature indicator and control means | Hugh J. Tyler | 1981-10-27 |