Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378853 | Safety brake for electrical submersible pumps powered by permanent magnet motors | Paul Reginald Shotter | 2025-08-05 |
| 11939991 | Sand protection device for downhole pump | Mark D. Robinson | 2024-03-26 |
| 10584571 | Downhole apparatus and method | — | 2020-03-10 |
| 10132151 | Downhole apparatus and method | — | 2018-11-20 |
| 10132152 | Downhole apparatus and method | — | 2018-11-20 |
| 9441435 | Downhole apparatus and method | — | 2016-09-13 |
| 8353352 | Switch mechanisms that allow a single power cable to supply electrical power to two or more downhole electrical motors alternatively and methods associated therewith | — | 2013-01-15 |
| 8104540 | Completion tool | — | 2012-01-31 |
| 7900707 | Apparatus and method for selectively controlling fluid downhole in conjunction with a progressive cavity pump (PCP) | Paul Reginald Shotter | 2011-03-08 |