Patents Assigned to Big Roc Tools, Inc.
  • 3 way ATV/UTV tractor receiver hitch
    Patent number: 7862066
    Abstract: A three-way hitch assembly for a tractor-type vehicle, such as an ATV/UTV, is designed to facilitate the attachment of multiple accessory devices to the vehicle. The hitch assembly includes: a drawbar pintle, a hook, and a replaceable hitch ball.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: January 4, 2011
    Assignee: Big Roc Tools, Inc.
    Inventor: Douglas R. Smith
  • Windmill
    Patent number: D477089
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: July 8, 2003
    Assignee: Big Roc Tools, Inc.
    Inventor: Hsin-I Tsai
  • Vehicular jack
    Patent number: D482838
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: November 25, 2003
    Assignee: Big Roc Tools, Inc.
    Inventor: Hsin-I Tsai