Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306567 | Ball lift sleeve and retrieval tool for oil and gas wells | Ron Elkins | 2022-04-19 |
| 7827063 | Point of sale systems and methods | Geoffrey Girdler, Graham R Worsfold, David Halyk | 2010-11-02 |