Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7619128 | Stabilizing catalyst activity during catalyst regeneration | Teng Xu, Stephen N. Vaughn, Kenneth R. Clem, James H. Beech, Jr. | 2009-11-17 | $358,208,000 |
| 7220341 | Controlling solids flow in a gas-solids reactor | Jeffrey S. Smith, James R. Lattner, Kenneth R. Clem, Nicolas Coute, Rutton D. Patel | 2007-05-22 | $200,635,000 |