Patents by Inventor Steve E. Hoffman

Steve E. Hoffman 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 for surface finishing of articles
    Patent number: 5140783
    Abstract: A method for mechanically finishing parts having the step of agitating a plurality of parts to be finished in contact with a plurality of discrete substantially homogeneous compressed felt chunks having a particulate abrasive material coating thereon.
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: August 25, 1992
    Inventor: Steve E. Hoffman