Patents by Inventor Corey Dean Johnson

Corey Dean Johnson 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).

  • METHOD FOR PREVENTING PACK-OUT IN PUMPING SYSTEM
    Publication number: 20140193277
    Abstract: A method for preventing pack-out in a system for pumping hybrid hot-melt material comprises monitoring activity of a pump that pumps hybrid hot-melt material, shutting off a heater that melts pumped hybrid hot-melt material at an inactivity threshold level, and relieving pump pressure.
    Type: Application
    Filed: September 13, 2012
    Publication date: July 10, 2014
    Inventors: Greg T. Mrozek, John S. Lihwa, Corey Dean Johnson
  • Fiberglass cutting apparatus
    Patent number: D619629
    Type: Grant
    Filed: November 23, 2009
    Date of Patent: July 13, 2010
    Assignee: Graco Minnesota Inc.
    Inventors: Steven R. Sinders, Jonathan R. McMichael, Corey Dean Johnson, James H Rohrer, Ronald W. Mangus
  • Fiberglass spraying apparatus
    Patent number: D649221
    Type: Grant
    Filed: November 23, 2009
    Date of Patent: November 22, 2011
    Assignee: Graco Minnesota Inc.
    Inventors: Steven R. Sinders, Jonathan R. McMichael, Corey Dean Johnson, James H Rohrer, Ronald W Mangus