Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11497843 | Negative pressure device including expandable segment | Richard L. Middaugh, Thomas E. Lash, John Buan | 2022-11-15 |
| D955239 | Box beam level | David Mencel | 2022-06-21 |
| D955240 | Box beam level | David Mencel | 2022-06-21 |
| D955241 | Torpedo level | David Mencel | 2022-06-21 |
| D944104 | Screed level | David Mencel | 2022-02-22 |