Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9834721 | Compositions of and methods for using hydraulic fracturing fluid for petroleum production | Fakuen Frank Chang, Paul Daniel Berger, Christie H. Lee | 2017-12-05 |
| 9365525 | System and method for extraction of chemicals from lignocellulosic materials | Ali Manesh, Reza Hemyeri, John H. Guenther, Edwin G. Zoborowski, Mohammad Ali Manesh | 2016-06-14 |
| 8714247 | Sulfonated amphoteric surfactants for IOR | Paul Daniel Berger, Christie Huimin Berger | 2014-05-06 |
| 8680313 | Sulfonated amphoteric surfactants | Paul Daniel Berger, Christie Huimin Berger | 2014-03-25 |
| 8591605 | Methods, systems, and apparatus for obtaining biofuel from coffee and fuels produced therefrom | Manoranjan Misra, Narasimharao V. Kondamudi | 2013-11-26 |