Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9746091 | Nozzle-type check valve with piston | David B. Dwyer, Joshua Howard Riegle, John Kornijenko, Bruce W. Harry | 2017-08-29 |
| 8691081 | Process for contacting hydrocarbon feed and catalyst | Keith A. Couch, Paolo Palmas, Giovanni Spinelli | 2014-04-08 |
| 8062507 | Stripping process with multi-sloped baffles | Keith A. Couch, Paolo Palmas, Giovanni Spinelli | 2011-11-22 |
| 7972565 | Stripping apparatus with multi-sloped baffles | Keith A. Couch, Paolo Palmas, Giovanni Spinelli | 2011-07-05 |