Patents by Inventor Wayne M. Schickedanz

Wayne M. Schickedanz 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).

  • Security lock
    Patent number: 3933382
    Abstract: Electrically operated lock for a closure, such as a truck door, characterized by a bolt movable between locked and unlocked positions and latched against movement in both positions, the bolt movement being under control of a two position switch and other switches which disconnect electrical energization when the bolt moves to either position. The apparatus is located at an inaccessibly position, preferably inside the truck, to prevent tampering therewith from outside the truck.
    Type: Grant
    Filed: July 13, 1973
    Date of Patent: January 20, 1976
    Assignee: Transport Security Systems, Inc.
    Inventors: W. Ray Counts, Wayne M. Schickedanz