Patents by Inventor Christopher J. Sakai

Christopher J. Sakai 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).

  • Swim goggle with timer
    Patent number: D470880
    Type: Grant
    Filed: September 30, 2002
    Date of Patent: February 25, 2003
    Inventor: Christopher J. Sakai