Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614458 | Method for sludge conditioning | John L. Webb, Robert D. Kilgore, Shitalprasad N. Patil | 1997-03-25 |
| 5429741 | Sludge conditioning | John L. Webb, Robert D. Kilgore, Shitalprasad N. Patil | 1995-07-04 |