Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33910 | CNC turning machine | — | 1992-05-05 |
| 4867020 | Apparatus for finishing pistons and the like and method therefor | Bruce A. Brown, Donald S. Akhurst, Douglas R. Myers, Robert W. Smith, Robert W. DeBruyne | 1989-09-19 |
| 4739684 | Apparatus for finishing pistons and the like and method therefor | Bruce A. Brown, Robert W. DeBruyne, Robert W. Smith, Donald S. Akhurst, Douglas R. Myers +1 more | 1988-04-26 |
| 4653360 | CNC turning machine | — | 1987-03-31 |