Patents by Inventor Thomas R. Jackman

Thomas R. Jackman 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).

  • Vehicle
    Patent number: 7249778
    Abstract: A vehicle includes a load-bearing body having a front end and a rear end, at least one carrier supporting the body on a surface on which the vehicle is positioned, and a steering device. The steering device includes at least one wheel and at least one castor-type wheel attached to the body and tiltable about a longitudinal axis of the body. In use, the at least one wheel and the at least one castor-type wheel contact a support surface and the vehicle is steerable by tilting the at least one castor-type wheel and the at least one wheel about the longitudinal axis.
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: July 31, 2007
    Assignee: Flexibility Concepts, Ltd.
    Inventors: David K Scott, Thomas R Jackman
  • Steerable castored vehicle
    Patent number: 4281844
    Abstract: A vehicle comprises a support surface which is mounted upon at least two carriers, one of the carriers being steerable and having a castor like structure and in which steering can take place by tilting of the castoring axis of the castor like structure.
    Type: Grant
    Filed: November 9, 1978
    Date of Patent: August 4, 1981
    Assignee: Shendale Ltd.
    Inventors: Thomas R. Jackman, Trevor J. Stonebanks
  • Cart
    Patent number: D528946
    Type: Grant
    Filed: February 10, 2005
    Date of Patent: September 26, 2006
    Assignee: Flexibility Concepts Ltd.
    Inventors: David K Scott, Thomas R Jackman