Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8684137 | Roof jack apparatus | Kenneth F. Collister | 2014-04-01 |
| 8333639 | Ridge vent with biocidal source | Kenneth F. Collister | 2012-12-18 |
| 7909410 | Roofing saw | Kenneth F. Collister | 2011-03-22 |