Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6079899 | Raised road marker | — | 2000-06-27 |
| 6059488 | Raised road marker | — | 2000-05-09 |
| 5975795 | System for installing raised road markers | — | 1999-11-02 |
| 5934822 | System for installing raised road markers | — | 1999-08-10 |
| 5888018 | Glue dispenser for installing raised road markers | — | 1999-03-30 |
| 5853263 | System for installing raised road markers | — | 1998-12-29 |
| 4512225 | Differential integral rotary knife control | — | 1985-04-23 |