Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6755907 | Gypsum composition with styrene butadiene latex additive | John Westerman, Paul Andrew Hardy | 2004-06-29 |
| 4331525 | Electrolytic-ultrafiltration apparatus and process for recovering solids from a liquid medium | Francis Huba | 1982-05-25 |