Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8236168 | Onset haze measurement apparatus and procedure | Eric B. Sirota, James W. Gleeson | 2012-08-07 |
| 7815790 | Upgrade of visbroken residua products by ultrafiltration | Daniel P. Leta, Leo D. Brown, David T. Ferrughelli, Stephen M. Cundy, Copper E. Haith +1 more | 2010-10-19 |
| 7736493 | Deasphalter unit throughput increase via resid membrane feed preparation | Daniel P. Leta, Lisa M. Rogers, Merryl J. Miranda, Keith K. Aldous, Stephen M. Cundy +1 more | 2010-06-15 |