Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565418 | Method and machine for the machining of pre-machined toothed workpieces such as gears | — | 2003-05-20 |
| 5413520 | Method and apparatus for fine machining of spur gears | — | 1995-05-09 |
| 5209020 | Method of and apparatus for profiling grinding wheels | — | 1993-05-11 |
| 4518076 | Workpiece pallet tray with plastic insert holders | Walter Wirz | 1985-05-21 |