Patents by Inventor Derek Brethouwer

Derek Brethouwer 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).

  • Bulk bag closing system
    Patent number: 10676227
    Abstract: A closing system for a bag. The closing system comprises a first plate and a second plate. The closing system further comprises a plurality of constriction rods extending between the first plate and the second plate. The constriction rods present a constriction area configured to receive a portion of the bag. Each of the first plate and the second plate is configured to rotate. Rotation of the plates is configured to shift the constriction rods so as to reduce a size of the constriction area.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: June 9, 2020
    Assignee: Schenck Process LLC
    Inventors: Daniel J. Mattox, Blake Meyer, Adam Johnson, Derek Brethouwer