Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5282236 | Self-testing mechanism determining X-ray exposure | Dennis Hayes | 1994-01-25 |
| 4947116 | Inductive speed sensor employing phase shift | Daniel R. Sparks | 1990-08-07 |
| 4841276 | Vehicle low speed warning system | Roy P. Abel | 1989-06-20 |