Patents by Inventor David M. J. Lee

David M. J. Lee 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).

  • Electric powered golf cart
    Patent number: D506300
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: June 14, 2005
    Inventor: David M. J. Lee
  • Electric powered golf cart
    Patent number: D541503
    Type: Grant
    Filed: February 13, 2006
    Date of Patent: April 24, 2007
    Inventor: David M. J. Lee
  • Golf bike
    Patent number: D492622
    Type: Grant
    Filed: February 3, 2003
    Date of Patent: July 6, 2004
    Inventor: David M. J. Lee