Patents by Inventor Kenneth E. Taft

Kenneth E. Taft 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).

  • Hinge pin locks
    Patent number: 3970340
    Abstract: A tamper proof hinge pin-lock which prevents unauthorized removal of the door from the exterior thereof.
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: July 20, 1976
    Assignee: Lawrence Peska Associates, Inc.
    Inventor: Kenneth E. Taft