Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8137855 | Hot box design with a multi-stream heat exchanger and single air control | Swaminathan Venkataraman | 2012-03-20 |
| 7951496 | Model based real-time optimization of fuel cell clusters | Swaminathan Venkataraman | 2011-05-31 |
| 7931997 | Multi-material high temperature fuel cell seals | Matthias Gottmann, Dien Nguyen | 2011-04-26 |
| 5660500 | Enhanced deep soil vapor extraction process and apparatus utilizing sheet metal pilings | Arnold R. Marsden, Jr., Lynton W. R. Dicks, Arthur L. Otermat, Paul C. Johnson | 1997-08-26 |
| 5271693 | Enhanced deep soil vapor extraction process and apparatus for removing contaminants trapped in or below the water table | Paul C. Johnson, Lynton W. R. Dicks, Arthur L. Otermat, Arnold R. Marsden, Jr. | 1993-12-21 |
| 5233164 | Modified heater for in situ soil heating | Lynton W. R. Dicks, Paul C. Johnson, Arnold R. Marsden, Jr. | 1993-08-03 |
| 5221827 | Heater blanket for in-situ soil heating | Arnold R. Marsden, Jr., Arthur L. Otermat, Paul C. Johnson, Lynton W. R. Dicks, Harvey B. Wilde | 1993-06-22 |
| 5193934 | In-situ thermal desorption of contaminated surface soil | Paul C. Johnson | 1993-03-16 |
| 5169263 | In-situ soil decontamination process with sub-surface vapor recovery | Paul C. Johnson | 1992-12-08 |
| 5114497 | Soil decontamination | Paul C. Johnson, James D. Colthart, Arthur L. Otermat, Charles C. Chou, Dallas Lea Byers +3 more | 1992-05-19 |
| 5012034 | Process for separating styrene from styrene-containing hydrocarbon streams | Lynn H. Slaugh | 1991-04-30 |