Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8678704 | Interlocking revetment block with tapered surface | Lee A. Smith, James S. Kole, Jr. | 2014-03-25 |
| 8678705 | Channel flex revetment block and cabled mat | Lee A. Smith | 2014-03-25 |
| D688817 | Channel flex revetment block | Lee A. Smith | 2013-08-27 |
| 8123435 | Interlocking revetment block with array of vegetation holes | Lee A. Smith | 2012-02-28 |