Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7665234 | Grader blade with tri-grade insert assembly on the leading edge | Timothy J. Diehl, Don C. Rowlett, Duane E. Carson, Jr., Andrew G. Mayer, Aniruddha S. Marathe | 2010-02-23 |
| 6854527 | Fracture resistant carbide snowplow and grader blades | Andrew G. Mayer, Daniel C. Statler, Charles Baldwin | 2005-02-15 |
| 5813474 | Plow blade | — | 1998-09-29 |
| 4903609 | Tamping blade with improved inserts | Edmund Isakov | 1990-02-27 |