Patents by Inventor David Philip McRobbie

David Philip McRobbie has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Closed loop control bore hole drilling system
    Patent number: 8393413
    Abstract: A steerable bore hole drilling tool and method of drilling bore holes. The steerable bore hole drilling tool comprise means for mechanically decoupling the sensor unit from the tool body. The method comprises a step of mechanically decoupling the sensor unit form the tool body.
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: March 12, 2013
    Assignee: Halliburton Energy Services, Inc.
    Inventors: John Lionel Weston, David Philip McRobbie
  • Closed Loop Control Bore Hole Drilling System
    Publication number: 20080128171
    Abstract: A steerable bore hole drilling tool and method of drilling bore holes. The steerable bore hole drilling tool comprise means for mechanically decoupling the sensor unit from the tool body. The method comprises a step of mechanically decoupling the sensor unit form the tool body.
    Type: Application
    Filed: July 6, 2005
    Publication date: June 5, 2008
    Applicant: Halliburton Energy Services, Inc.
    Inventors: John Lionel Weston, David Philip McRobbie