Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479132 | Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same | Thomas P. Hedblom, Eric E. Rice, Joseph M. McGrath | 2002-11-12 |
| 6365262 | Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same | Thomas P. Hedblom, Eric E. Rice, Joseph M. McGrath | 2002-04-02 |