Patents by Inventor Derek Lloyd Herder

Derek Lloyd Herder 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).

  • Natural Draft Combustion Mixer
    Publication number: 20150072296
    Abstract: A natural draft combustion mixer in which the primary air intake is positioned downstream from the point of fuel introduction and also consists of a heat return port for orifice freeze protection that is located adjacent to the orifice, as well as a removable orifice holder for ease of access to the orifice during maintenance and set-up of a combustion system.
    Type: Application
    Filed: September 9, 2013
    Publication date: March 12, 2015
    Inventors: Robbie Warren Lundstrom, Derek Lloyd Herder