Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5456554 | Independently adjustable facing panels for mechanically stabilized earth wall | Robert Barrett, George A. Hearn, Henrie Henson | 1995-10-10 |
| 5299781 | Flex post fence | Robert Barrett, George A. Hearn | 1994-04-05 |