Patents by Inventor James K. Johnston

James K. Johnston 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).

  • Patent number: 6343803
    Abstract: A skateboard having a board on which a skateboarder stands or sits and a pair of truck assemblies, each truck assembly including a base member for attachment to one side of the board, a roller bracket for supporting a roller on the base member, and apparatus for pivotably coupling the roller bracket to the base member, including apparatus for normally urging the bracket to a centered position relative to the coupling apparatus. The base member further includes a pair of projections arranged parallel to one another and spaced apart a distance which is sufficient to accept the thickness of the roller bracket. The roller bracket includes opposing arm portions and a connecting bight portion.
    Type: Grant
    Filed: August 28, 2000
    Date of Patent: February 5, 2002
    Inventor: James K. Johnston