Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802675 | Two stage wall connector | Michael B. Timmons | 2004-10-12 |
| 6174109 | Concealed crash wall in combination with mechanically stabilized earth construction | Eugene A. Lamberson, Sherif A. Aziz | 2001-01-16 |
| 6048138 | Concealed crash wall in combination with mechanically stabilized earth construction | Eugene A. Lamberson, Sherif A. Aziz | 2000-04-11 |