Patents by Inventor Ivan Nagels

Ivan Nagels 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).

  • Guitar fret board
    Patent number: D668711
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: October 9, 2012
    Inventor: Ivan Nagels