Nigel Wilcox

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Bristol, GB

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for controlling or limiting rotor orbit in mov...
- Patent number 10,612,542
- Issue date Apr 7, 2020
- Smith International, Inc.
- Brian P. Jarvis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Positive displacement motor with radially constrained rotor catch
- Patent number 9,982,485
- Issue date May 29, 2018
- William Murray
- E21 - EARTH DRILLING MINING
Information Patent Grant
Positive displacement motor with radially constrained rotor catch
- Patent number 9,695,638
- Issue date Jul 4, 2017
- William Murray
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for controlling or limiting rotor orbit in mov...
- Patent number 9,482,223
- Issue date Nov 1, 2016
- Smith International, Inc.
- Brian P. Jarvis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for controlling or limiting rotor orbit in mov...
- Patent number 9,334,691
- Issue date May 10, 2016
- Smith International, Inc.
- Brian P. Jarvis
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method of determining characteristics of a rotary drag-type drill bit
- Patent number 6,246,974
- Issue date Jun 12, 2001
- Camco International (UK) Limited
- David John Jelley
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Positive Displacement Motor With Radially Constrained Rotor Catch
- Publication number 20170145748
- Publication date May 25, 2017
- Smith International, Inc.
- William Murray
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus And Method For Controlling Or Limiting Rotor Orbit In Mov...
- Publication number 20170074100
- Publication date Mar 16, 2017
- Smith International, Inc.
- Brian P. Jarvis
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Positive Displacement Motor With Radially Constrained Rotor Catch
- Publication number 20140332275
- Publication date Nov 13, 2014
- William Murray
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING OR LIMITING ROTOR ORBIT IN MOV...
- Publication number 20130048384
- Publication date Feb 28, 2013
- Smith International, Inc.
- Brian P. Jarvis
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING OR LIMITING ROTOR ORBIT IN MOV...
- Publication number 20120132470
- Publication date May 31, 2012
- Smith International, Inc.
- Brian P. Jarvis
- E21 - EARTH DRILLING MINING