Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8522503 | Precast surround assembly for a utility pole foundation | Michael Baldino | 2013-09-03 |
| 6871791 | Concrete railroad grade crossing panels | — | 2005-03-29 |
| 6764021 | Concrete railroad grade crossing panels | Randall G. Birt | 2004-07-20 |
| 6705536 | Concrete railroad grade crossing panels | Randall G. Birt | 2004-03-16 |
| 6588676 | Concrete railroad grade crossing panels | Randall G. Birt | 2003-07-08 |