Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9481759 | Polyurethanes derived from highly reactive reactants and coal ash | Ronald M. Herrington, Russell L. Hill | 2016-11-01 |
| 8846776 | Filled polyurethane composites and methods of making same | Ronald M. Herrington | 2014-09-30 |