Patents by Inventor Walter B. Bryan

Walter B. Bryan 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).

  • Dispersing apparatus with grooved impeller
    Patent number: 4171166
    Abstract: A disc-like impeller for dispersing solids within liquids is formed of ultra-high molecular weight polyethylene with a plurality of radially extending grooves on each planar face to provide a long wearing product with excellent mixing results.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: October 16, 1979
    Assignee: Morehouse Industries, Inc.
    Inventors: Frank R. Trowbridge, Walter B. Bryan, Charles R. Price