Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330596 | Recycling of barrier polystyrene foam scrap and barrier polystyrene foam containing recycled barrier polystyrene foam scrap | Gerald G. Gusavage, Thomas A. Hessen, Thomas R. Hardy, Henry G. Schirmer | 1994-07-19 |
| 5118561 | Recycling of barrier polystyrene foam scrap and barrier polystyrene foam containing recycled barrier polystyrene foam scrap | Gerald G. Gusavage, Thomas A. Hessen, Thomas R. Hardy, Henry G. Schirmer | 1992-06-02 |