Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416236 | Protection of a wellbore tool using fluid medium dependent material | Christopher Michael Jones, Jay Paul Deville, Anthony Herman VanZuilekom, Matthew Lee, Darren George Gascooke +5 more | 2025-09-16 |
| 12410685 | Using fluid pill for heat transfer downhole | Christian Reding, David Earl Ball, Marcus Ray Hudson, Jay Paul Deville | 2025-09-09 |
| 12338733 | Method and apparatus for downhole fluid microsample collection with staged hydraulic actuation | Christian Reding | 2025-06-24 |
| 12241332 | Isolation device with multiple pressure stages to isolate well interval | David Earl Ball, Marcus Ray Hudson, Christian Reding, Anthony Herman Van Zuilekom | 2025-03-04 |
| 10107055 | Core catcher | Avigdor Hetz | 2018-10-23 |
| 9797244 | Apparatus and method for obtaining formation fluid samples utilizing a flow control device in a sample tank | Kyle Gostkowski | 2017-10-24 |
| 9777572 | Multi-probe reservoir sampling device | Christopher J. Morgan, Hermanus J. Nieuwoudt | 2017-10-03 |
| 9752431 | Apparatus and method for obtaining formation fluid samples utilizing a sample clean-up device | Wade Bullock | 2017-09-05 |
| 9284838 | Apparatus and method for obtaining formation fluid samples utilizing independently controlled devices on a common hydraulic line | Russell McEacharn, Bernardo E. Pohl, Marcelo F. Civarolo, Jorge O. Maxit | 2016-03-15 |
| 9243486 | Apparatus and method for determining closure pressure from flowback measurements of a fractured formation | Hermanus J. Nieuwoudt | 2016-01-26 |
| 9068438 | Optimization of sample cleanup during formation testing | Holger Stibbe, Russell McEacharn, Anthony Self, Avigdor Hetz | 2015-06-30 |
| 7669469 | Method and apparatus for a continuous data recorder for a downhole sample tank | Michael Shammai, Francisco Sanchez, Rocco DiFoggio | 2010-03-02 |
| 7621325 | Dual piston, single phase sampling mechanism and procedure | Houman M. Shammai, John M. Michaels, Michael J. Moody, Phillip Wills | 2009-11-24 |
| 6557632 | Method and apparatus to provide miniature formation fluid sample | — | 2003-05-06 |
| 5677631 | Coaxial two port waveguide flowline sensor | Peter W. Reittinger | 1997-10-14 |
| 5377755 | Method and apparatus for acquiring and processing subsurface samples of connate fluid | John M. Michaels, John Leder | 1995-01-03 |