Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168574 | Thixotropic gel for vadose zone remediation | Brian B. Looney | 2015-10-27 |
| 8211687 | Thixotropic gel for vadose zone remediation | — | 2012-07-03 |
| 7350428 | Apparatus and process for collection of gas and vapor samples | Dennis G. Jackson, Kurt Peterson | 2008-04-01 |
| 6971820 | Microblower assisted barometric valve | Joseph Rossabi, Warren K. Hyde, Dennis G. Jackson, Frank Sappington | 2005-12-06 |
| 6591700 | Apparatus for passive removal of subsurface contaminants and mass flow measurement | Dennis G. Jackson, Joseph Rossabi | 2003-07-15 |
| 6425298 | Apparatus for passive removal of subsurface contaminants and volume flow measurement | Dennis G. Jackson, Joseph Rossabi | 2002-07-30 |
| 6367563 | Method and device for removing a non-aqueous phase liquid from a groundwater system | Brian B. Looney, Joseph Rossabi | 2002-04-09 |
| 5922950 | Depth-discrete sampling port | Bradley E. Pemberton, Christopher P. May, Joseph Rossabi, Ralph L. Nichols | 1999-07-13 |
| 5775424 | Depth-discrete sampling port | Bradley E. Pemberton, Christopher P. May, Joseph Rossabi, Ralph L. Nichols | 1998-07-07 |