Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9254526 | Punch profile for a punch, and the assembly in which the punch is used | William F. Nordlin | 2016-02-09 |
| 8057135 | Auger bit with interlocking feed screw and cutting insert | William F. Nordlin | 2011-11-15 |
| 5108235 | Hole saw arbor | — | 1992-04-28 |