Patents by Inventor Helen Elizabeth Rich

Helen Elizabeth Rich 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).

  • Physical property measurement device
    Patent number: 8860954
    Abstract: A measurement device comprises a carrier 20 adapted to be supported, in use, at least partially within a tubular body, a laser metrology unit 28 including means mounted on the carrier 20 whereby a laser beam 32 can be transmitted radially from the carrier 20 and whereby reflected light can be received, the carrier 20 being movable relative to the tubular body to adjust the position of the said means relative to the body, and a scale arrangement whereby the position of the carrier can be determined.
    Type: Grant
    Filed: October 4, 2006
    Date of Patent: October 14, 2014
    Assignee: Schlumberger Technology Corporation
    Inventor: Helen Elizabeth Rich
  • Measurement device
    Publication number: 20080084568
    Abstract: A measurement device comprises a carrier 20 adapted to be supported, in use, at least partially within a tubular body, a laser metrology unit 28 including means mounted on the carrier 20 whereby a laser beam 32 can be transmitted radially from the carrier 20 and whereby reflected light can be received, the carrier 20 being movable relative to the tubular body to adjust the position of the said means relative to the body, and a scale arrangement whereby the position of the carrier can be determined.
    Type: Application
    Filed: October 4, 2006
    Publication date: April 10, 2008
    Inventor: Helen Elizabeth Rich