Patents by Inventor D. Duncan Blue, III

D. Duncan Blue, III 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).

  • Method and apparatus for estimating a fluid property
    Patent number: 8379207
    Abstract: Apparatus and method for estimating a fluid property include an optic member having a material within the optic member responsive to the fluid property. A detector is operably associated with the optic member that detects a change in the material, the change being indicative of the fluid property.
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: February 19, 2013
    Assignee: Baker Hughes Incorporated
    Inventors: Rocco DiFoggio, D. Duncan Blue, III
  • METHOD AND APPARATUS FOR ESTIMATING A FLUID PROPERTY
    Publication number: 20100091288
    Abstract: Apparatus and method for estimating a fluid property include an optic member having a material within the optic member responsive to the fluid property. A detector is operably associated with the optic member that detects a change in the material, the change being indicative of the fluid property.
    Type: Application
    Filed: October 15, 2008
    Publication date: April 15, 2010
    Inventors: Rocco DiFoggio, D. Duncan Blue, III