Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7841406 | Formation fluid sampling apparatus and methods | Alexander F. Zazovsky, Colin Longfield, Julian Pop, Thomas H. Zimmerman, John Sherwood | 2010-11-30 |
| 7654321 | Formation fluid sampling apparatus and methods | Alexander F. Zazovsky, Colin Longfield, Julian Pop, Thomas H. Zimmerman, John Sherwood | 2010-02-02 |
| 6581685 | Method for determining formation characteristics in a perforated wellbore | Peter S. Hegeman | 2003-06-24 |