Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057752 | Fluid analyzer for determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis | Torleif Torgersen, Bhavani Raghuraman, Edward Harrigan, Oliver C. Mullins, Gale Gustavson +1 more | 2011-11-15 |
| 7427504 | Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis | Torleif Torgersen, Bhavani Raghuraman, Edward Harrigan, Oliver C. Mullins, Gale Gustavson +1 more | 2008-09-23 |
| 7402424 | Spectroscopic pH measurement at high-temperature and/or high-pressure | Bhavani Raghuraman, Moin Muhammad, Jinglin Gao, Craig Borman, Gale Gustavson | 2008-07-22 |
| 7339160 | Apparatus and method for analysing downhole water chemistry | Bhavani Raghuraman, Anthony Robert Holmes Goodwin, Oliver C. Mullins, Li Jiang, Timothy Gareth John Jones +2 more | 2008-03-04 |
| 7095012 | Methods and apparatus for determining chemical composition of reservoir fluids | Go Fujisawa, Oliver C. Mullins, Toru Terabayashi, Fredrick A. Jenet, Maria A. Van Agthoven | 2006-08-22 |
| 6465775 | Method of detecting carbon dioxide in a downhole environment | Oliver C. Mullins, Lawrence E. McGowan, Toru Terabayashi, Kazuyoshi Kegasawa | 2002-10-15 |
| 6140637 | Method and apparatus for fluorescence logging | Oliver C. Mullins, Xu Wu | 2000-10-31 |
| 5912459 | Method and apparatus for fluorescence logging | Oliver C. Mullins, Xu Wu | 1999-06-15 |