Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5487315 | Rotational motion limit detector system and method | Edward E. Kirkham | 1996-01-30 |
| 4421443 | High speed machine tool spindle assembly | Robert T. Woythal | 1983-12-20 |
| 4400859 | Machining centers for machining tubular workpieces | Robert T. Woythal | 1983-08-30 |