Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11517869 | Riser extension apparatus and process | Robert L. Mehlberg, Lev Davydov, Sathit Kulprathipanja | 2022-12-06 |
| 11285417 | Apparatus and process for capturing product gases from catalyst stripper | Lev Davydov, Robert L. Mehlberg, Matthew R. Wojtowicz | 2022-03-29 |