Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958767 | Video pipe inspection system employing non-rotating cable storage drum | Mark S. Olsson, Jeffrey A. Prsha | 2005-10-25 |
| 6862945 | Camera guide for video pipe inspection system | Eric M. Chapman, Mark S. Olsson | 2005-03-08 |
| 6697102 | Bore hole camera with improved forward and side view illumination | Mark S. Olsson, David A. Cox, Jeffrey A. Prsha | 2004-02-24 |
| 5505579 | Sliding carrier | Ralph Ray, Jon Apogee, Richard L. Ireland | 1996-04-09 |
| 5085568 | Pour head seal assembly for a mold for forming composite articles | Jeffrey Kielinen | 1992-02-04 |