Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5183583 | Catalysts for extending the shelf life of formulations for producing rigid polyurethane foams | Todd W. Wishneski | 1993-02-02 |
| 5112878 | Catalysts for extending the shelf life of formulations for producing rigid polyurethane foams | Todd W. Wishneski | 1992-05-12 |