Patents by Inventor Walter R. Stephens

Walter R. Stephens 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).

  • Fluid register system
    Patent number: 4482964
    Abstract: A system and data network for a fluid register system used for the delivery of fluid commodities to customers at various delivery sites features a portable data capsule containing pricing information; an electrical fluid delivery volume measurement device; and a vehicular mounted calculator for retrieving the pricing data from said data capsule and calculating a billing amount for each fluid delivery with respect to a fluid delivery volume measurement.
    Type: Grant
    Filed: January 23, 1984
    Date of Patent: November 13, 1984
    Assignee: Exxon Research and Engineering Co.
    Inventors: Patricio Berstein, Walter R. Stephens
  • Fluid register system
    Patent number: 4313168
    Abstract: A method, system and data network for a fluid register system used for the delivery of fluid commodities to customers at various delivery sites features a portable data capsule containing pricing information; an electrical fluid delivery volume measurement device; and a vehicular mounted calculator for retrieving the pricing data from said data capsule and calculating a billing amount for each fluid delivery with respect to a fluid delivery volume measurement.
    Type: Grant
    Filed: March 10, 1980
    Date of Patent: January 26, 1982
    Assignee: Exxon Research & Engineering Co.
    Inventors: Walter R. Stephens, Patricio Berstein