Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12168338 | Extruded polystyrene boardstock and roof structure containing the extruded polystyrene boardstock | Joseph Rofrano, Valentina A. Woodcraft, Mark A. Barger | 2024-12-17 |
| 9051438 | Styrene-acrylonitrile copolymer foam with minimal yellowing | Lawrence S. Hood, David Frankowski | 2015-06-09 |
| 8268904 | Extruded polystyrene foam with broad comonomer content distribution | Lawrence S. Hood | 2012-09-18 |