Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669981 | Vehicle washing method | Michael David Stinnett, William W. Rambo | 1997-09-23 |
| 5577288 | Vehicle washing system | Michael David Stinnett, William W. Rambo | 1996-11-26 |
| 4852593 | Apparatus and method for washing vehicles | — | 1989-08-01 |