Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8736263 | System and method for estimating formation characteristics in a well | — | 2014-05-27 |
| 8614573 | Estimating porosity and fluid volume | — | 2013-12-24 |
| 8547093 | Methods and systems for applying speed correction fits to NMR well logging formation echo data with singular value decomposition | Jack LaVigne, Steve F. Crary, Henry N. Bachman | 2013-10-01 |
| 8521435 | Estimating sigma log beyond the measurements points | Marie-Laure Mauborgne, Roger Griffiths, Darwin V. Ellis | 2013-08-27 |
| 8441269 | Determining formation properties while drilling | Ahmad Madjidi | 2013-05-14 |
| 8378684 | Method for determining fluid type in reservoir | Michel Claverie | 2013-02-19 |
| 7983845 | Method and system for analyzing a laminated sand/shale formation | — | 2011-07-19 |
| 7893692 | Method for estimating the formation productivity from nuclear magnetic resonance measurements | — | 2011-02-22 |
| 7888933 | Method for estimating formation hydrocarbon saturation using nuclear magnetic resonance measurements | — | 2011-02-15 |
| 7675287 | Method for estimating formation skin damage from nuclear magnetic resonance measurements | — | 2010-03-09 |
| 7388374 | Interpretation methods for NMR diffusion-T2 maps | Nicholas J. Heaton | 2008-06-17 |
| 7034528 | Methods for formation evaluation based on multi-dimensional representation of nuclear magnetic resonance data | Nicholas J. Heaton | 2006-04-25 |
| 7026814 | Tuning of nuclear magnetic resonance logging tools | Ernesto E. Bordon, Martin Hurlimann | 2006-04-11 |
| 6600315 | Method for improving resolution of nuclear magnetic resonance measurements by combining low resolution high accuracy measurements with high resolution low accuracy measurements | Nicholas J. Heaton, Charles Flaum | 2003-07-29 |
| 6559639 | Estimating permeability without determinating a distribution of relaxation times | Nicholas J. Heaton, Abdurrahman Sezginer | 2003-05-06 |
| 6032101 | Methods for evaluating formations using NMR and other logs | Robert Freedman | 2000-02-29 |