Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972149 | Artificial shingle | Samuel Stoltzfus | 2005-12-06 |
| 6836042 | Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement | Samuel Stoltzfus | 2004-12-28 |
| 6731038 | Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement | Samuel Stoltzfus | 2004-05-04 |
| D342775 | Fly trap | — | 1993-12-28 |
| 4977720 | Surface welded thermoplastic roofing system | — | 1990-12-18 |