Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7960299 | Reinforcing mat having thermally fused stitching | — | 2011-06-14 |
| 7892389 | Reinforcing mat having thermally fused stitching | — | 2011-02-22 |
| 7598187 | Reinforcing mat having thermally fused stitching | Colin J. Hallam, Derrell Winowich | 2009-10-06 |
| 6524980 | Roofing membranes using composite reinforcement constructions | Fred Fensel, Derrel M. Winowich, Jr., Colin J. Hallam, David Sokol | 2003-02-25 |
| 6370921 | Tubular knitting machine | Derrell Winowich, Colin J. Hallam | 2002-04-16 |