Patents by Inventor Leonard Horowitz

Leonard Horowitz 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).

  • Contour mat
    Patent number: D246816
    Type: Grant
    Filed: March 12, 1974
    Date of Patent: January 3, 1978
    Inventors: John Tam, Leonard Horowitz