Patents by Inventor Daniel E. Larson

Daniel E. Larson 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).

  • Publication number: 20240138407
    Abstract: The disclosure relates to antimicrobial compositions and their methods of use and manufacture. In particular, the antimicrobial compositions described herein comprise an antimicrobial active, a primary foaming agent, and an L-amino acid to provide rapid antimicrobial efficacy. In a preferred embodiment, the antimicrobial compositions are dermal cleansers. In a most preferred embodiment, the antimicrobial compositions comprise a foam structure enhancing agent.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Inventors: LILIAN LAM JOSEPHSON, DANIEL E. PEDERSEN, DALE CURTIS LARSON
  • Patent number: 9528634
    Abstract: An extractor for removing agricultural tubing from soil of a field and related methods are provided. The extractor includes a frame and a pivot frame disposed on the frame. The pivot frame can have a pivot axis around which at least a portion of the pivot frame is pivotal. The extractor can include a first roller secured to the frame and a second roller secured to the pivot frame that is moveable by the pivot frame with the first roller being positioned closer to the soil than the second roller so that a tubing to be extracted is threadable under the first roller and over the second roller.
    Type: Grant
    Filed: October 5, 2012
    Date of Patent: December 27, 2016
    Assignee: Syngenta Participations AG
    Inventors: Lawrence A. Ephan, Jr., Craig A. Spielman, Daniel E. Larson, Kevin W. Meier