Patents by Inventor William L. Toth

William L. Toth 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 of making a particle-containing plastic coating
    Patent number: 4243696
    Abstract: A method and apparatus for making particle-containing plastic coatings on articles comprises cascading onto prepared surfaces of the articles a mixture of powdered resin and particulate material and adhering and curing the mixture onto the prepared surfaces by heating.
    Type: Grant
    Filed: January 22, 1979
    Date of Patent: January 6, 1981
    Assignee: W. S. Rockwell Company
    Inventor: William L. Toth