Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6047782 | Assembly and method for extracting discrete soil samples | Bobby Reed | 2000-04-11 |
| 5902939 | Penetrometer sampler system for subsurface spectral analysis of contaminated media | Ernesto R. Cespedes, Dan Y. Eng | 1999-05-11 |
| 5744730 | Subsurface in-situ radon gas detection/penetrometer system | John C. Morgan | 1998-04-28 |
| 5635710 | Subsurface penetrometer radiaton sensor probe and system | Bobby Reed, Dan Y. Eng, Bryan A. Register, John C. Morgan | 1997-06-03 |
| 5548115 | Probe device for detecting contaminants in subsurface media | Stafford S. Cooper, John C. Morgan, William Lawrence, Bobby Reed | 1996-08-20 |