Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821614 | Tire pressure sensor mounting system | — | 2017-11-21 |
| 8776589 | Tire pressure sensor mounting system | — | 2014-07-15 |
| 5857801 | Roadway reflector | — | 1999-01-12 |
| 5071282 | Highway expansion joint strip seal | — | 1991-12-10 |
| 5035533 | Highway expansion joint strip seal | — | 1991-07-30 |
| 4923328 | Maintainable expansion joint for highways, bridges and the like | David H. Arps, Roy J. Lanham, Donald E. Weiker | 1990-05-08 |
| 4896994 | Highway expansion joint strip seal | — | 1990-01-30 |