Patents by Inventor Christopher B. Hoffman

Christopher B. Hoffman 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).

  • Patent number: 11993209
    Abstract: A multi-camera vision system is utilized onboard a work vehicle having an operator cabin and an apparatus associated with performance of a work task. The system includes: one or more display devices defining a plurality of display areas and a plurality of cameras carried by the work vehicle and coupled to display feeds at the display areas. A first camera of the cameras is oriented to selectively provide a first selected feed of at least a portion of the apparatus during performance of the work task. A controller is configured to display the first selected feed of the selected feeds with an insert, overlay, or icon that indicates the origin and orientation of the first camera as the first selected feed depicts performance of the work task by the apparatus.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: May 28, 2024
    Assignees: DEERE & COMPANY, IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Brian M. Huenink, Jeremy B. Shuler, Jake Flanders, Christopher M. Hoffman
  • Publication number: 20100059434
    Abstract: A membrane filtering device includes a substrate, a support membrane supported by the substrate, and a separation membrane supported by the support membrane. The separation membrane includes material that is substantially embedded into pores of the underlying support membrane. Optionally, the support membrane includes particles that are also substantially embedded into pores of the substrate.
    Type: Application
    Filed: September 4, 2009
    Publication date: March 11, 2010
    Applicant: HPD, LLC
    Inventors: Bruce Bishop, Jeremy Cardin, Christopher B. Hoffman, Richard Higgins