Patents by Inventor David Gerald Liverseed

David Gerald Liverseed 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).

  • Shallow water anchor with hydraulic actuation
    Patent number: 10526050
    Abstract: A shallow water anchor and related methods are provided. The shallow water anchor includes a four-bar linkage and a hydraulic actuator for actuating the four-bar linkage. An anchoring element is connected to the four-bar linkage. A hydraulic control arrangement operates the hydraulic actuator to transition the hydraulic actuator between stowed and deployed positions and vice versa. The shallow water anchor can incorporate a controller which monitors a current limit, a pressure limit, or both to perform a variety of anchoring functions.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: January 7, 2020
    Assignee: Johnson Outdoors Inc.
    Inventors: Craig Edwin Turek, Jason Robert Woodruff, Wesley Calvin Marcus, Ronald Phillip Hansen, David Gerald Liverseed, Justin Lane Alders, Janusz Stanislaw Komor