Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6854527 | Fracture resistant carbide snowplow and grader blades | Terry A. Manway, Andrew G. Mayer, Charles Baldwin | 2005-02-15 |
| 6574527 | Method of selecting a cutting system | James C. Courtney, Kenneth J. Topka, Gerald L. Woods | 2003-06-03 |
| 6367567 | Lockable drill steel and chuck assembly | Ted R. Massa, Gary Condon | 2002-04-09 |