Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11065841 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, Donald R. Kirk, Robert Anderson, Joseph Standeford, Lance Black | 2021-07-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11065841 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, Donald R. Kirk, Robert Anderson, Joseph Standeford, Lance Black | 2021-07-20 |