Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7364493 | Lap grinding and polishing machine | David N. Strafford, Timothy S. Lewis, William C. Lebbon, James M. Warner | 2008-04-29 |
| 6158698 | Hollow tie switch assembly | Gary Click, Al Forshaw, Cory O'Brien | 2000-12-12 |