Patents by Inventor Richard E. Kretzer, Jr.

Richard E. Kretzer, Jr. 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).

  • Protective hull liner for jet skis
    Patent number: 5117764
    Abstract: A protective liner for jet skis which includes a bow, bottom, and side wall portions which are secured in relatively spaced and covering relationship to the existing hull in such a manner as to allow fluid to pass therebetween.
    Type: Grant
    Filed: March 28, 1991
    Date of Patent: June 2, 1992
    Inventor: Richard E. Kretzer, Jr.