Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5704678 | Cap protector for pickup truck sidewalls | Dennis L. Elwell | 1998-01-06 |
| D388043 | Decorative top edge cover for pickup truck side walls | Dennis L. Elwell | 1997-12-23 |
| 5598961 | Vehicle tool box | — | 1997-02-04 |
| D369140 | Vehicle tool box | — | 1996-04-23 |
| D299186 | Storage cabinet for vehicles | — | 1989-01-03 |
| 4604013 | Vehicle side rail assembly | Dennis L. Elwell | 1986-08-05 |