Patents by Inventor Alexander Douglas Powers

Alexander Douglas Powers 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).

  • Rotating brush
    Patent number: D841268
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: February 19, 2019
    Assignee: AI Incorporated
    Inventors: Ali Ebrahimi Afrouzi, Alexander Douglas Powers