Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D313783 | Conversion roof for vans or the like | Otis C. Borum | 1991-01-15 |
| D308955 | Conversion roof for vans or the like | Otis C. Borum | 1990-07-03 |
| D308956 | Conversion roof for vans or the like | Otis C. Borum | 1990-07-03 |
| 4837914 | Conversion roof for vans | Otis C. Borum, Robert H. Arn | 1989-06-13 |