Patents by Inventor Jacob Leth Espersen

Jacob Leth Espersen 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).

  • Hearing aid
    Patent number: D498534
    Type: Grant
    Filed: April 15, 2003
    Date of Patent: November 16, 2004
    Assignee: Microsound A/S
    Inventors: Søren Louis Pedersen, Jacob Leth Espersen, Anders Geert-Jensen