Patents by Inventor Paul Johnstone

Paul Johnstone 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).

  • LED light tube
    Patent number: D806914
    Type: Grant
    Filed: September 13, 2014
    Date of Patent: January 2, 2018
    Inventor: Paul Johnstone