Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522136 | Well logging technique and apparatus for determining pore characteristics of earth formations using magnetic resonance | Martin Hurlimann, Pabitra N. Sen | 2003-02-18 |
| 6115671 | Method for estimating rock petrophysical parameters using temperature modified NMR data | Edmund J. Fordham, Mark Flaum, Terizhandur S. Ramakrishnan, David F. Allen | 2000-09-05 |
| 6040696 | Method for estimating pore structure in carbonates from NMR measurements | Terizhandur S. Ramakrishnan, Lawrence M. Schwartz, Edmund J. Fordham, David Wilkinson | 2000-03-21 |
| 5279153 | Apparatus for determining horizontal and/or vertical permeability of an earth formation | Elizabeth B. Dussan V., Francois M. Auzerais | 1994-01-18 |
| 4933638 | Borehole measurement of NMR characteristics of earth formations, and interpretations thereof | Robert L. Kleinberg, Douglas D. Griffin, Masafumi Fukuhara, Abdurranhman Sezginer, Weng C. Chew +2 more | 1990-06-12 |
| 4869448 | Head restraint for vehicles | — | 1989-09-26 |
| 4780679 | Method for determining low frequency conductivity of subsurface formations | Paul Baker | 1988-10-25 |
| 4703277 | Method and apparatus for obtaining properties of subsurface formations from textural models derived from formation parameters | Paul Baker, Pabitra N. Sen, Jayanth R. Banavar | 1987-10-27 |
| 4652828 | Method and apparatus for determining dielectric permittivity of subsurface formations | Paul Baker | 1987-03-24 |
| 4314339 | Method of generating subsurface characteristics models | — | 1982-02-02 |
| 4293933 | Well logging apparatus and method: synthetic logs and synthetic seismograms with extrapolated reflector dip from log measurements | Sung-Kyun Park | 1981-10-06 |