Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6244128 | Steering wheel impact positioning system | Joseph C. Spencer, Brian C. Bowerman, Patrick D. Gaukel | 2001-06-12 |
| 5899497 | Tilt-adjustable steering column assembly | Joseph C. Spencer | 1999-05-04 |