Patents by Inventor Blair Harber, Jr.

Blair Harber, Jr. 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).

  • Portable filtration unit
    Patent number: 5069691
    Abstract: A portable vacuum and air filtration unit, comprising: a plurality of separately transportable modules and a means for locking the modules together during use, an air inlet located in one of the modules, a debris screen and a means for receiving debris stopped by the screen located in one of the modules, an electrostatic filter located in one of the modules, a bag filter assembly located in one of the modules, a HEPA filter assembly located in one of the modules, and a means for drawing a substantial volume of air through the inlet, screen, electrostatic filter, bag filter assembly and HEPA filter assembly.
    Type: Grant
    Filed: November 14, 1990
    Date of Patent: December 3, 1991
    Assignee: Abatement Technologies
    Inventors: Terrell Travis, David Shagott, Gary Kruse, Daniel Sutherland, Blair Harber, Jr.