Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143481 | Method of treating municipal sewage sludge and product produced thereby | Glenn Schumacher, LaVerne Weber, Mitchell Nowicki, Alan Dunbar | 1992-09-01 |
| 5051031 | Method of treating municipal sewage sludge and product produced thereby | Glenn Schumacher, LaVerne Weber, Mitchell Nowicki, Alan Dunbar | 1991-09-24 |