Patents by Inventor Bill Stiefel

Bill Stiefel 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).

  • Accessory holder
    Patent number: D675011
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: January 29, 2013
    Inventor: Bill Stiefel