Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10550574 | Roofing product including bio-based asphalt mixture and methods of making the roofing product and the roofing-grade asphalt mixture | Keith C. Hong, Gregory F. Jacobs | 2020-02-04 |