Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7933018 | Spectral imaging for downhole fluid characterization | Stephane Vannuffelen, Ahmed Hammami, Toru Terabayashi, Tsutomu Yamate, Terry Sopkow +6 more | 2011-04-26 |
| 7884951 | Apparatus for measuring an internal dimension of a well bore | Frederique Kalb, Carolina Dautriche, Pierre Mouget, Christine Aussibal | 2011-02-08 |
| 6267181 | Method and apparatus for cementing a well | Erik Rhein-Knudsen, Claude Vercaemer, Arthur Milne, Jean-Louis Pessin | 2001-07-31 |
| 6098710 | Method and apparatus for cementing a well | Erik Rhein-Knudsen, Claude Vercaemer, Arthur Milne, Jean-Louis Pessin | 2000-08-08 |
| 4862962 | Matrix treatment process for oil extraction applications | Michael I. Economides | 1989-09-05 |