Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9732287 | Process to manufacture a base stock | John M. Rosenbaum, Brent K. Lok, Kathy A. Helling, Steven Lee | 2017-08-15 |
| 8956581 | Base oil manufacturing plant | John M. Rosenbaum, Brent K. Lok, Kathy A. Helling, Stephen Kevin Lee | 2015-02-17 |
| 8784643 | 170 neutral base oil with improved properties | John M. Rosenbaum, Brent K. Lok, Kathy A. Helling, Steven Lee, Susan M. Abernathy | 2014-07-22 |
| 8562819 | Process to manufacture a base stock and a base oil manufacturing plant | John M. Rosenbaum, Brent K. Lok, Kathy A. Helling, Steve K. Lee | 2013-10-22 |
| 8318001 | 110 neutral base oil with improved properties | John M. Rosenbaum, Brent K. Lok, Kathy A. Helling, Scott C. Deskin, Susan M. Abernathy | 2012-11-27 |