Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5902939 | Penetrometer sampler system for subsurface spectral analysis of contaminated media | John H. Ballard, Dan Y. Eng | 1999-05-11 |
| 5757484 | Standoff laser induced-breakdown spectroscopy penetrometer system | Brian Miles, Stafford S. Cooper, Greg A. Theriault | 1998-05-26 |