Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308115 | Vehicle frame with overlapped sections | Phillip C. Ruehl | 1994-05-03 |
| 5149132 | Split rear truck frame | Phillip C. Ruehl | 1992-09-22 |
| 4838833 | Fiber reinforced resin drive shaft having improved resistance to torsional buckling | — | 1989-06-13 |