Patents Assigned to Transport Security Inc.
  • Universal joint lock
    Patent number: 4658609
    Abstract: A member formed of saw and bolt cutter resistant, hardened steel which is insertable between the arms of the U-joint of a truck steering system and locked in place by one or more padlocks. So installed, the member prevents steering of the truck, thereby preventing theft of the truck.
    Type: Grant
    Filed: August 4, 1982
    Date of Patent: April 21, 1987
    Assignee: Transport Security Inc.
    Inventor: Thorwald J. Mickelson
  • Steering lock
    Patent number: D288523
    Type: Grant
    Filed: August 4, 1982
    Date of Patent: March 3, 1987
    Assignee: Transport Security Inc.
    Inventor: Thorwald J. Mickelson