Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8256283 | Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluids | Toru Terabayashi, Tsutomu Yamate, Akihito Chikenji, Takeaki Nakayama, Oliver C. Mullins +3 more | 2012-09-04 |
| 7788972 | Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluids | Toru Terabayashi, Tsutomu Yamate, Akihito Chikenji, Takeaki Nakayama, Oliver C. Mullins +3 more | 2010-09-07 |
| 7707878 | Circulation pump for circulating downhole fluids, and characterization apparatus of downhole fluids | Kazumasa Kanayama, Ryuki Odashima, Shunetsu Onodera, Hitoshi Sugiyama | 2010-05-04 |
| 7687769 | Methods and apparatus for multi dimension fluorescence spectrum measurement and correlations downhole | Kentaro Indo, Albert Ballard Andrews, Stephane Vannuffelen, Tsutomu Yamate, Toru Terabayashi +1 more | 2010-03-30 |
| 7687770 | Methods and apparatus for multi dimension fluorescence spectrum measurement downhole | Kentaro Indo, Albert Ballard Andrews, Stephane Vannuffelen, Tsutomu Yamate, Toru Terabayashi +1 more | 2010-03-30 |
| 7002142 | Determining dew precipitation and onset pressure in oilfield retrograde condensate | Oliver C. Mullins, Go Fujisawa, Chengli Dong, Andrew Kurkjian, John Nighswander +3 more | 2006-02-21 |