Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074713 | Casing collar locator and method for locating casing collars | Nigel Leggett | 2011-12-13 |
| 8058071 | Downhole spectroscopic hydrogen sulfide detection | Li Jiang, Oliver C. Mullins, Gale Gustavson, Christopher Harrison, Bhavani Raghuraman +5 more | 2011-11-15 |
| 8040250 | Retractable sensor system and technique | — | 2011-10-18 |
| 7959864 | Downhole spectroscopic hydrogen sulfide detection | Li Jiang, Oliver C. Mullins, Gale Gustavson, Christopher Harrison, Bhavani Raghuraman +5 more | 2011-06-14 |
| 7900699 | Method and apparatus for logging a well using a fiber optic line and sensors | Nigel Leggett | 2011-03-08 |