Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10179712 | Towable dock-lift trailer | Michael S. Vollmar, Robert A. Johnson, Carl Eugene Barbour, Harley James Barbour, Michael Kocur | 2019-01-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10179712 | Towable dock-lift trailer | Michael S. Vollmar, Robert A. Johnson, Carl Eugene Barbour, Harley James Barbour, Michael Kocur | 2019-01-15 |