Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601135 | Aluminum shingle accessories | Billy Ellis | 1986-07-22 |
| 4489532 | Aluminum shingle accessories | Billy Ellis | 1984-12-25 |
| 4411120 | Aluminum shingle accesories | Billy Ellis | 1983-10-25 |