Patents by Inventor Karl O. Laurel

Karl O. Laurel 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).

  • Maximum strength/weight fluid metering device
    Patent number: 4109525
    Abstract: A metering device carried by and housed within a two part housing, said housing being composed of two matching hemispherical portions, one of which hemispherical portions contains both an inlet and an outlet for the fluid to be metered, whereby the meter assembly may be disassembled for inspection and repair without disturbing any fluid piping, joints or connections, and reassembled and sealed in the shortest possible time.
    Type: Grant
    Filed: August 31, 1976
    Date of Patent: August 29, 1978
    Assignee: Liquid Controls Corporation
    Inventors: William J. Kolb, III, Karl O. Laurel