Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8717028 | Spring clips for use with locating transmitters | Ray Merewether, Mark S. Olsson, Jeffrey A. Prsha, David A. Cox, Mark F. Fleming +5 more | 2014-05-06 |
| 8013610 | High-Q self tuning locating transmitter | Ray Merewether, Mark S. Olsson, Jeffrey A. Praha, David A. Cox, Mark F. Fleming +5 more | 2011-09-06 |
| 7863885 | Sondes for locating underground pipes and conduits | Mark S. Olsson, Jeffrey A. Prsha, Michael E. Turgeon, David A. Cox, Ray Merewether | 2011-01-04 |
| 7825647 | Method for locating buried pipes and cables | Mark S. Olsson, Priscilla S. McLaughlin | 2010-11-02 |
| 7557559 | Compact line illuminator for locating buried pipes and cables | Mark S. Olsson, Priscilla S. McLaughlin | 2009-07-07 |
| 7298126 | Sondes for locating underground pipes and conduits | Mark S. Olsson, Jeffrey A. Prsha, Michael E. Turgeon, David A. Cox, Ray Merewether | 2007-11-20 |
| 7288929 | Inductive clamp for applying signal to buried utilities | Jeffrey A. Prsha, Lisa E. Latimer, Mark S. Olsson, James F. Kleyn | 2007-10-30 |
| 7221136 | Sondes for locating underground pipes and conduits | Mark S. Olsson, Jeffrey A. Prsha, Michael E. Turgeon, David A. Cox, Ray Merewether | 2007-05-22 |
| 6831679 | Video camera head with thermal feedback lighting control | Mark S. Olsson | 2004-12-14 |