Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10570722 | Measurement and control of shock and vibration | Keith Moriarty, Raphael Gadot | 2020-02-25 |
| 10458232 | Formation fluid sample container apparatus | Steven G. Villareal, Kent David Harms, Jeremy Murphy, Julian Pop | 2019-10-29 |
| 10208558 | Power pumping system and method for a downhole tool | Erik Quam | 2019-02-19 |
| 9429014 | Formation fluid sample container apparatus | Steven G. Villareal, Kent David Harms, Jeremy Murphy, Julian Pop | 2016-08-30 |
| 7779684 | Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation | Julian Pop, Robert W. Sundquist, Alain P. Dorel, Thomas D. MacDougall | 2010-08-24 |
| 7600420 | Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation | — | 2009-10-13 |
| 7581440 | Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation | Julian Pop, Robert W. Sundquist, Alain P. Dorel, Thomas D. MacDougall | 2009-09-01 |
| 6419014 | Apparatus and method for orienting a downhole tool | Lawrence J. Leising, John David Rowatt | 2002-07-16 |
| 5704426 | Zonal isolation method and apparatus | Gary L. Rytlewski | 1998-01-06 |
| 5691712 | Multiple wellbore tool apparatus including a plurality of microprocessor implemented wellbore tools for operating a corresponding plurality of included wellbore tools and acoustic transducers in response to stimulus signals and acoustic signals | Vladimir Vaynshteyn | 1997-11-25 |
| 5010958 | Multiple cup bridge plug for sealing a well casing and method | Merlin D. Hansen | 1991-04-30 |
| 4718494 | Methods and apparatus for selectively controlling fluid communication between a pipe string and a well bore annulus | — | 1988-01-12 |
| 4658904 | Subsea master valve for use in well testing | Bernard Doremus | 1987-04-21 |
| 4610308 | Bottom hole sampler and safety valve and valve therefor | — | 1986-09-09 |
| 4597439 | Full-bore sample-collecting apparatus | — | 1986-07-01 |
| 4553598 | Full bore sampler valve apparatus | James M. Upchurch | 1985-11-19 |