Patents by Inventor Raymond A. Lukowski

Raymond A. Lukowski 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).

  • Skating aid
    Patent number: D323692
    Type: Grant
    Filed: March 3, 1989
    Date of Patent: February 4, 1992
    Assignee: P.R.L. Associates
    Inventor: Raymond A. Lukowski