Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6298925 | Method and apparatus for installing a small-scale groundwater sampling well | Landris T. Lee, Philip G. Malone | 2001-10-09 |
| 5757484 | Standoff laser induced-breakdown spectroscopy penetrometer system | Brian Miles, Ernesto R. Cespedes, Greg A. Theriault | 1998-05-26 |
| 5657601 | Form tie rod spacer assembly for stay-in-place forms | Dennis L. Bean, William N. Brabston, Philip G. Malone, Roger Jones | 1997-08-19 |
| 5548115 | Probe device for detecting contaminants in subsurface media | John H. Ballard, John C. Morgan, William Lawrence, Bobby Reed | 1996-08-20 |
| 5423142 | Weather-proof, vandal-proof, changeable display sign | Donald H. Douglas, Philip G. Malone | 1995-06-13 |
| 5358057 | Modular device for collecting multiple fluid samples from soil using a cone penetrometer | John F. Peters, Daniel A. Leavell, Landris T. Lee, Philip G. Malone, Richard Peterson | 1994-10-25 |
| 5319959 | Air lubricated penetrometer rod system | Philip G. Malone, Gregory D. Comes | 1994-06-14 |
| 5309994 | Method and apparatus for installing a well | Donald H. Douglas, Philip G. Malone | 1994-05-10 |
| 5246862 | Method and apparatus for in-situ detection and determination of soil contaminants | Clifford E Grey, Philip G. Malone | 1993-09-21 |
| 5128882 | Device for measuring reflectance and fluorescence of in-situ soil | Philip G. Malone | 1992-07-07 |
| 5092245 | Explosive stemming device | Donald H. Douglas, Philip G. Malone | 1992-03-03 |