Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659169 | Formation density sensor having detector array and method of calculating bulk density and correction | Gary L. Mathis | 1997-08-19 |
| 5596191 | Method and apparatus for epithermal neutron porosity measurement corrected for tool standoff and formation lithology | — | 1997-01-21 |