| 7216725 |
Soil sampling system and method that allow headspace screening at spaced intervals without disturbing soil sample |
Lloyd E. Jacobs, John F. Schabron, Susan S. Sorini-Wong, Thomas M. Christy |
2007-05-15 |
| 7172036 |
Soil sample containment device and method |
Lloyd E. Jacobs, John F. Schabron, Susan S. Sorini-Wong, Thomas M. Christy |
2007-02-06 |
| 5937953 |
Soil sampling tool with unique vent-and-seal features and related method |
Nils K. Melberg, Lloyd E. Jacobs, Christopher A. Reitmeyer |
1999-08-17 |
| 5706904 |
Soil sampling tool with volume-indicating feature |
Lloyd E. Jacobs, Nils K. Melberg, Christopher A. Reitmeyer |
1998-01-13 |
| 5522271 |
Tool and method for soil sampling |
Lloyd E. Jacobs, Nils K. Melberg, Christopher A. Reitmeyer |
1996-06-04 |
| 5517868 |
Method for obtaining a soil sample |
Lloyd E. Jacobs |
1996-05-21 |
| 5505098 |
Soil sample containment cartridge with detachable handle |
Lloyd E. Jacobs |
1996-04-09 |
| 5343771 |
Tool for sampling soil containing volatile organic compound |
JoAnn L. Johnson, Lloyd E. Jacobs, Nils K. Melberg |
1994-09-06 |