Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4979338 | Cryogenic deflashing apparatus and method of use | David T. Stearns | 1990-12-25 | |
| 4648214 | Cryogen shot blast deflashing system | John J. Brull | 1987-03-10 | |
| 4355488 | Cryogenic deflashing method | David T. Stearns, Erwin Stegmann, Thomas E. McWhorter, Warren F. Geiger, Thomas J. Abrahamsen | 1982-10-26 | $5,870,000 |