Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525265 | Permeable water resistive roof underlayment | Philip L. Johnson, Kevin D. Nolan, Daniel Bess | 2022-12-13 |
| 11512473 | Permeable water-resistive sloped roof underlayment/air barrier | Philip L. Johnson, Kevin D. Nolan, Daniel Bess | 2022-11-29 |