Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10933955 | Crude oil cargo recirculation system | Michael K. Poindexter, Raymond Aubrey | 2021-03-02 |
| 5515668 | Laning conveyor with changeover system | Gary D. Hunt, John Connor, Keith B. Weisenstein, Roger Calabrese, Gregory Scott Gulik +2 more | 1996-05-14 |