Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8445850 | Optical remote sensing of fugitive releases | Eben Daniel Thoma, Cary Doman Secrest, William C. Squier | 2013-05-21 | |
| 5707279 | Abrasive tool | Arthur E. Ellison | 1998-01-13 | |
| 4583894 | High speed motorized spindle with tool clamping/unclamping mechanism | — | 1986-04-22 | $1,602,000 |
| 4519734 | High speed spindle with preloaded bearings | J. Brent Thompson, John L. Freese | 1985-05-28 | $2,900,000 |
| 4418318 | Digital phase-locked loop circuit | Arnold Swagerty | 1983-11-29 | |
| 4211454 | Antifriction bearing support | John S. Clark | 1980-07-08 | $1,564,000 |