Patents by Inventor James A. Devore

James A. Devore 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).

  • Solids concentration detector
    Patent number: 5210595
    Abstract: An optoelectric detector having transparent tubes separated by a thin opaque barrier with LEDs in one tube adjacent one side of the barrier and a photoconductor in the other tube adjacent to the opposite side of the barrier. The LEDs and photoconductor being in close proximity with the photoconductor with the photoconductor only receiving light emitted by the LEDs which is reflected from the solids in medium in which the detector is used.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: May 11, 1993
    Assignee: Consolidation Coal Company
    Inventors: James A. Devore, Gary F. Meenan, Hayward B. Oblad