Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6991693 | Screen cloth insertion apparatus and method | Douglas H. Wylie, John A. Walker, David Nelson | 2006-01-31 |
| 6331223 | Method of fabricating adhesively secured frame assembly | Douglas H. Wylie, John Szabo | 2001-12-18 |