Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149811 | Dredging system | Michael Hodges, Robert Leland Schwartz | 2000-11-21 |
| 5938936 | Method for dewatering flocculated materials | Michael Hodges, Robert Leland Schwartz | 1999-08-17 |
| 5656174 | Dredging system and method | Michael Hodges, Robert Leland Schwartz | 1997-08-12 |