Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409353 | Telescoping waterway with integrated valve | Robert W. Steingass, Alexander C. Yovanovich, David J. Kolacz, Kent Kekeis | 2025-09-09 |
| 10518117 | Firefighting nozzle | Robert W. Steingass, William Douglas Walker, John L. Christos, Kimberly A. Hale, Stewart G. McMillan | 2019-12-31 |