Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802227 | Method and apparatus for optimized sampling of volatilizable target substances | James M. Phelan | 2004-10-12 |
| 6405608 | Method and apparatus for optimized sampling of volatilizable target substances | James M. Phelan | 2002-06-18 |
| 6221237 | Electrokinetic removal of charged contaminant species from soil and other media using moderately conductive adsorptive materials | Earl D. Mattson | 2001-04-24 |
| 5676819 | In situ removal of contamination from soil | Patrick V. Brady | 1997-10-14 |
| 5435895 | Electrokinetic electrode system for extraction of soil contaminants from unsaturated soils | Earl D. Mattson | 1995-07-25 |