Issued Patents All Time
Showing 101–109 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710596 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2004-03-23 |
| 6642715 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2003-11-04 |
| 6538438 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2003-03-25 |
| 6531869 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2003-03-11 |
| 6528995 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2003-03-04 |
| 6518758 | Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same | Peter Speier, Martin E. Poitzsch | 2003-02-11 |
| 5562458 | Interface engagement and locking system | Michael Stora, Kevin P. Faith, Gerard J. Humphreys, Thomas M. Dlugolecki, Daniel T. Casey | 1996-10-08 |
| 4936139 | Down hole method for determination of formation properties | Thomas H. Zimmerman, Joseph L. Perkins | 1990-06-26 |
| 4860581 | Down hole tool for determination of formation properties | Thomas H. Zimmerman, Joseph L. Perkins | 1989-08-29 |