Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021609 | Active polymer modification of bitumen for use in roofing materials | Jason D. Smith, Joseph W. Mellott, II, Melissa Rus, David Sokol | 2021-06-01 |
| 10907045 | Active polymer modification of bitumen for use in roofing materials | Jason D. Smith, Joseph W. Mellott, II, Melissa Rus, David Sokol | 2021-02-02 |