Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222929 | Solvent surveillance in solvent-based heavy oil recovery processes | Tapantosh Chakrabarty, Joseph L. Feimer | 2015-12-29 |
| 8822387 | Composition and method for using waxy oil-external emulsions to modify reservoir permeability profiles | James R. Bragg, Joseph P. Lederhos, Sergio A. Leonardi, Amy L. Chen, Shan H. Yang | 2014-09-02 |
| 8146654 | Composition and method for using waxy oil-external emulsions to modify reservoir permeability profiles | James R. Bragg, Joseph P. Lederhos, Sergio A. Leonardi, Amy L. Chen, Shan H. Yang | 2012-04-03 |