Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652035 | Highwall mining system | — | 2003-11-25 |
| 5608214 | Gamma ray spectral tool for well logging | Emilio Baron, David Berneking, Marc Fisher, William Trainor, James R. Foreman | 1997-03-04 |
| 5049743 | Surface located isotope tracer injection apparatus | Lawrence August Taylor, Philip T. Thayer | 1991-09-17 |