Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913219 | Self-adhering drainage-promoting wrap | Geoffrey N. Ehrman | 2024-02-27 |
| 11725381 | Openwork spacer for use within an exterior building structure | Geoffrey N. Ehrman | 2023-08-15 |
| 10676918 | Double-sided drainage-promoting wrap | — | 2020-06-09 |
| 9200453 | Ridge vent mat and roof ridge assembly | Ted Kerwood-Winslow, Michael S. Coulton, Lori Hascher, James Mathis, Jeffrey Denton | 2015-12-01 |
| D657958 | Housewrap material | Geoffrey N. Ehrman | 2012-04-24 |
| 7814715 | Rollable roof ridge vent | Michael S. Coulton, Nathan L. Randello, Ted Kerwood-Winslow | 2010-10-19 |
| 7604536 | Roof ridge vent having honeycomb or like ventilation material | Michael S. Coulton | 2009-10-20 |
| 7422520 | Roof ridge vent having an integral covering and method of installing a ridge vent | Michael S. Coulton | 2008-09-09 |
| 7393273 | Roof ridge vent, assembly and method of installation | Geoffrey N. Ehrman, Michael S. Coulton, Daniel Cardone, Nathan L. Randello, Anthony J. Le Storti | 2008-07-01 |