| 9995085 | Downhole motor stator and method of manufacture | Aug 20, 14 | Jun 12, 18 | Not available |
| 9982485 | Positive displacement motor with radially constrained rotor catch | Nov 03, 16 | May 29, 18 | Not available |
| 9976227 | Electrochemical machining method for rotors or stators for moineau pumps | May 15, 14 | May 22, 18 | Baker Hughes, a GE company, LLC |
| 9976555 | Control method and control system for screw pump | May 07, 15 | May 22, 18 | DELTA ELECTRONICS, INC. |
| 9920758 | Eccentric screw pump with overpressure protection | Feb 06, 14 | Mar 20, 18 | WILO SE |
| 9896885 | Hydraulic tools including removable coatings, drilling systems, and methods of making and using hydraulic tools | Dec 10, 15 | Feb 20, 18 | BAKER HUGHES INCORPORATED |
| 9869126 | Variable diameter stator and rotor for progressing cavity motor | Aug 07, 15 | Jan 16, 18 | NABORS DRILLING TECHNOLOGIES USA, INC. |
| 9863414 | Horizontal and vertical well fluid pumping system | Dec 17, 12 | Jan 09, 18 | RAISE PRODUCTION INC. |
| 9856872 | Progressive cavity pump and method for operating same in boreholes | May 23, 13 | Jan 02, 18 | HUSKY OIL OPERATIONS LIMITED |
| 9850897 | Progressing cavity stator with gas breakout port | Dec 23, 14 | Dec 26, 17 | CAMERON INTERNATIONAL CORPORATION |
| 9843244 | Nitrogen- and ceramic-surface-treated components for downhole motors and related methods | Jul 15, 15 | Dec 12, 17 | BAKER HUGHES INCORPORATED |
| 9816359 | Wellbore desanding system | Aug 06, 13 | Nov 14, 17 | NATIONAL OILWELL VARCO, L.P. |
| 9816503 | Uniaxial eccentric screw pump | May 19, 14 | Nov 14, 17 | HEISHIN LTD. |
| 9803636 | Stator laminate, stator assembly including the stator laminate, and method of making the stator assembly | Nov 04, 15 | Oct 31, 17 | PENN UNITED TECHNOLOGIES, INC. |
| 9784269 | Hydraulic tools including inserts and related methods | Jan 06, 14 | Oct 10, 17 | BAKER HUGHES INCORPORATED |
| 9777727 | Batching/delivering system comprising at least one remotely actuated volumetric batching pump | Aug 12, 14 | Oct 03, 17 | STAN ENGINEERING CORP. S.R.L. |
| 9777728 | Pump with stator and rotor section attachment features | Jul 28, 09 | Oct 03, 17 | NOV PROCESS & FLOW TECHNOLOGIES UK LIMITED |
| 9765790 | Tandem thrust bearing with resilient bearing support | Mar 17, 15 | Sep 19, 17 | BAKER HUGHES INCORPORATED |
| 9759051 | Progressing cavity pump system with fluid coupling | Dec 23, 14 | Sep 12, 17 | CAMERON INTERNATIONAL CORPORATION |
| 9719506 | Divided stator casing | Nov 05, 14 | Aug 01, 17 | NETZSCH PUMPEN & SYSTEME GMBH, NETZSCH Pumpen & Systems GmbH, |