Patents by Inventor Elka Alexandrova

Elka Alexandrova 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).

  • Electronic tracking device
    Patent number: D748507
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: February 2, 2016
    Assignee: Tile, Inc.
    Inventors: Nicholas George Evans, Michael George Farley, Elka Alexandrova