Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378853 | Safety brake for electrical submersible pumps powered by permanent magnet motors | Andrew Leitch | 2025-08-05 |
| 7900707 | Apparatus and method for selectively controlling fluid downhole in conjunction with a progressive cavity pump (PCP) | Andrew Leitch | 2011-03-08 |