Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950481 | Methods of cleaning wellbores and analyzing wellbore fluids | Hui Zhang, Bethicia B. Prasek | 2015-02-10 |
| 8881822 | Non-aqueous breaker fluids and methods of use thereof | Chris Shepherd, Steven Young | 2014-11-11 |
| 8584760 | Cleaning agents for wellbore cleaning and methods of use thereof | Morris Arvie, Jr., Shaohua Lu | 2013-11-19 |
| 8227382 | Breaker fluids and methods of using the same | Andrey Reznichenko, Hui Zhang | 2012-07-24 |
| 8163676 | Emulsifier blend | Hui Zhang, Bethicia B. Prasek | 2012-04-24 |
| 6193769 | Fuel cell for chafing dishes | Joyce Roberta Cahill | 2001-02-27 |