Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11319225 | Modular system and method for mercury speciation in a fluid sample | — | 2022-05-03 |
| 10514371 | Reactive diffusive gradient in thin-film sampler and mercury speciation by use of same | — | 2019-12-24 |
| 9168574 | Thixotropic gel for vadose zone remediation | Brian D. Riha | 2015-10-27 |
| 8911630 | Process for treating waste water having low concentrations of metallic contaminants | Margaret R. Millings, Ralph L. Nichols, William L. Payne | 2014-12-16 |
| 8770891 | Vapor phase elemental sulfur amendment for sequestering mercury in contaminated soil | Miles E. Denham, Dennis G. Jackson | 2014-07-08 |
| 7160471 | In-situ generation of oxygen-releasing metal peroxides | Miles E. Denham | 2007-01-09 |
| 6367563 | Method and device for removing a non-aqueous phase liquid from a groundwater system | Joseph Rossabi, Brian D. Riha | 2002-04-09 |
| 6280625 | In-situ remediation system for volatile organic compounds with deep recharge mechanism | Dennis G. Jackson, Ralph L. Nichols, Mark A. Phifer | 2001-08-28 |
| 5753109 | Apparatus and method for phosphate-accelerated bioremediation | Susan M. Pfiffner, Tommy J. Phelps, Kenneth H. Lombard, Terry C. Hazen, James W. Borthen | 1998-05-19 |
| 5480549 | Method for phosphate-accelerated bioremediation | Kenneth H. Lombard, Terry C. Hazen, Susan M. Pfiffner, Tommy J. Phelps, James W. Borthen | 1996-01-02 |
| 5339694 | Monitoring probe for groundwater flow | Sanford Ballard | 1994-08-23 |
| 5293931 | Modular, multi-level groundwater sampler | Ralph L. Nichols, Mark Widdowson, Harry Mullinex, William Orne, III | 1994-03-15 |
| 5263795 | In-situ remediation system for groundwater and soils | John C. Corey, Dawn S. Kaback | 1993-11-23 |
| 4832122 | In-situ remediation system and method for contaminated groundwater | John C. Corey, Dawn S. Kaback | 1989-05-23 |