Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474904 | Traffic barrier with liquid filled modules | Owen S. Denman, Jack S. Mazer | 2002-11-05 |
| 6439802 | Interconnected telescoping movable roadway barrier modules | — | 2002-08-27 |
| 6428237 | Non-redirective gating crash cushion apparatus for movable, permanent and portable roadway barriers | — | 2002-08-06 |
| 6413009 | Vehicular traffic barrier system | — | 2002-07-02 |