Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8414219 | Concrete trowel transport system | Scott Grahl | 2013-04-09 |
| 8182173 | Portable vibratory concrete wet screed with remote grade indicator and folding handles | — | 2012-05-22 |
| 7686538 | Portable vibratory screed with bubble vial inclination indication system | Todd J. Lutz, Richard Goldberg, Darrin W. Dauffenbach | 2010-03-30 |