Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11644234 | Systems and methods for using multiple cryogenic hydraulic turbines | Todd S. Griffith | 2023-05-09 |
| 10648729 | Systems and methods for using multiple cryogenic hydraulic turbines | Todd S. Griffith | 2020-05-12 |
| 8517693 | Multi-compressor string with multiple variable speed fluid drives | William L. Martin | 2013-08-27 |
| 8381617 | Dual end gear fluid drive starter | William L. Martin | 2013-02-26 |