Patents by Inventor Hilmar Gehrmann

Hilmar Gehrmann 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).

  • Saw blade
    Patent number: 6276249
    Abstract: The saw blade has a base body on which are mounted uncrossed teeth with cutting edges. The teeth are combined to form successive groups of at least three teeth and are disposed symmetrically to the longitudinal center plane of the base body. The teeth of one group increase in height from tooth to tooth while simultaneously decreasing in width.
    Type: Grant
    Filed: December 4, 1998
    Date of Patent: August 21, 2001
    Assignee: Handschuh & Scheider GmbH
    Inventors: Herbert Handschuh, Albert Schweizer, Hilmar Gehrmann