Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233573 | Concrete residue collection system for concrete mixing trucks | — | 2025-02-25 |
| 6422777 | Protective coating underwater applicator | Nelson Landrau, Leslie S. Rubin, Nese Orbey, Robert F. Kovar, Elizabeth Yost | 2002-07-23 |