Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6133729 | Side looking hall-effect vehicle speed sensor with an alignment positioning system | — | 2000-10-17 |
| 6111401 | Compact, self contained, hall-effect vehicle speed sensor | — | 2000-08-29 |
| 5005123 | Control system for microwave cooking appliance | — | 1991-04-02 |
| 4955806 | Integrated furnace control having ignition switch diagnostics | Michael T. Grunden, Stephen E. Youtz | 1990-09-11 |
| 4927490 | Method of manufacturing an electroluminescent display | — | 1990-05-22 |
| 4872828 | Integrated furnace control and control self test | Michael T. Grunden, Stephen E. Youtz | 1989-10-10 |
| 4842510 | Integrated furnace control having ignition and pressure switch diagnostics | Michael T. Grunden, Stephen E. Youtz | 1989-06-27 |
| 4839558 | Integrated DC electroluminescent display system | — | 1989-06-13 |
| D295252 | Control panel for a microwave oven | — | 1988-04-19 |
| 4725948 | Heating appliance control system | — | 1988-02-16 |
| 4447692 | Control system with interactive display | — | 1984-05-08 |