Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5407514 | Method for welding thermoplastic materials | Nicholas E. Butts, Robert Pinder | 1995-04-18 |
| 5407520 | Welding rod | Nicholas E. Butts, Robert Pinder | 1995-04-18 |
| 4729201 | Double top chord | Felix F. Laurus | 1988-03-08 |