Patents by Inventor Michael W. Sadlak

Michael W. Sadlak 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).

  • Patent number: 5241921
    Abstract: A shaft of water ski boom has a grip portion comprised of a tapered subsection around which is a somewhat compressible polyvinyl chloride sleeve having a thickness tapering in the opposing direction to the shaft, to provide a constant diameter grip. Another shaft subsection has a harder vinyl sleeve where the shaft contacts the boat gunnel. A resilient polyester coating covers the rest of the shaft. The polymer layers are applied by liquid and powder processes using combined curing cycles.
    Type: Grant
    Filed: July 15, 1992
    Date of Patent: September 7, 1993
    Inventor: Michael W. Sadlak
  • Patent number: 4908897
    Abstract: A portable ski boot fitting stand used to temporarily secure a pair of alpine ski boots, or the like, to assist the process of boot fitting by allowing the user to apply similar skiing forces to the boots in the forward and lateral direction. Another feature elevates the toes to assist fitting of boots having foam injected liners.
    Type: Grant
    Filed: February 13, 1989
    Date of Patent: March 20, 1990
    Inventor: Michael W. Sadlak