Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858083 | Cementitious gypsum-containing binders and compositions and materials made therefrom | Elisha Stav, Edward A. Burkard, Ronald S. Finkelstein, Daniel A. Winkowski, Lambert J. Metz | 1999-01-12 |
| 4370167 | Asbestos-free drywall joint compound utilizing sepiolite clay as asbestos substitute | — | 1983-01-25 |