Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8175742 | Apparatus and method for machining workpieces | — | 2012-05-08 |
| 7377731 | Chamfering cutting tool or grinding wheel and method of making and use thereof | — | 2008-05-27 |
| 7251542 | Apparatus and method for machining workpieces | — | 2007-07-31 |
| 6939093 | Chamfer hob and method of use thereof | Herbert A. Grubel | 2005-09-06 |