Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893413 | Steering wheel centering device | Richard E. Kiefer | 1990-01-16 |
| 4856199 | Single contact point distance measuring for plane determination | Thomas B. Chapin | 1989-08-15 |
| 4442696 | Calibration fault detector and automatic calibrator | Lowell H. Erickson | 1984-04-17 |
| 4424700 | Calibration fault detector and automatic calibrator | Lowell H. Erickson | 1984-01-10 |
| 4380875 | Wheel alignment apparatus and method | Lowell H. Erickson, David Thomas Chrisp | 1983-04-26 |