Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926539 | Flood vent access door assembly | William R. Higdon | 2011-04-19 |
| 7814707 | Crawl space access door assembly having frame with removable ribs in rib receiving grooves | — | 2010-10-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926539 | Flood vent access door assembly | William R. Higdon | 2011-04-19 |
| 7814707 | Crawl space access door assembly having frame with removable ribs in rib receiving grooves | — | 2010-10-19 |