Patents by Inventor Bret Vaterlaus

Bret Vaterlaus 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).

  • Back-carried vacuum cleaner
    Patent number: D312517
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: November 27, 1990
    Assignee: Pro-Team, Inc.
    Inventors: Edward Hohrein, II, Bret Vaterlaus, Russell Biaggne, Larry R. Shideler