Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9852389 | Systems for improving cost effectiveness of coking systems | Leslie P. Antalffy, George Miller, Barry Millet, Charles Maitland | 2017-12-26 |
| 9235820 | Systems and methods for modifying an operating parameter of a coking system and adding a coke drum | Leslie P. Antalffy, George Miller, Barry Millet, Charles Maitland | 2016-01-12 |
| 7799177 | Valve installation apparatus and methods | John W. Oder, Leslie P. Antalffy, Samuel A. Martin, Michael B. Knowles, George T. West | 2010-09-21 |