Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523203 | Fire-resistant roof system and membrane composite | Michael J. Hubbard, Allen Sopko, Joseph CARR | 2016-12-20 |
| 9441140 | Asphaltic sheet materials including expandable graphite | Donald R. Kirk, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2016-09-13 |