Patents by Inventor Kenneth K. Stevens

Kenneth K. Stevens 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).

  • Anti-thumb sucking device
    Patent number: D632401
    Type: Grant
    Filed: September 16, 2009
    Date of Patent: February 8, 2011
    Inventor: Kenneth K. Stevens
  • Child's thumb guard
    Patent number: D416650
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: November 16, 1999
    Inventor: Kenneth K. Stevens