Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8717028 | Spring clips for use with locating transmitters | Ray Merewether, Mark S. Olsson, Jeffrey A. Prsha, Jan Soukup, David A. Cox +5 more | 2014-05-06 |
| 8013610 | High-Q self tuning locating transmitter | Ray Merewether, Mark S. Olsson, Jeffrey A. Praha, Jan Soukup, David A. Cox +5 more | 2011-09-06 |
| 7276910 | Compact self-tuned electrical resonator for buried object locator applications | Jeffrey A. Prsha, Ray Merewether, Christoph Maier, Mark S. Olsson | 2007-10-02 |
| 5844383 | Gas turbine engine starting system and method | — | 1998-12-01 |
| 5033010 | Turbine engine monitoring system | Trevor Lawrence, William H. Conn | 1991-07-16 |