Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711455 | Expansion joints | — | 2020-07-14 |
| 10113308 | Expansion joints | — | 2018-10-30 |
| 8713877 | Metal edging for concrete slabs | David John Thierens, Ryan Rogers | 2014-05-06 |
| 6671158 | Pulse width modulated solenoid | — | 2003-12-30 |
| 5826391 | Concrete joint and method | — | 1998-10-27 |
| 5687772 | Protective end cap | — | 1997-11-18 |
| 5363618 | Construction site safety | — | 1994-11-15 |