Patents by Inventor David Arden Greiner

David Arden Greiner 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).

  • Self-raising winch boom and control systems and methods associated therewith
    Patent number: 11014791
    Abstract: A winch boom system and method includes a frame, a shaft supported by the frame, and a winch drum attached to the shaft such that rotation of the shaft about a shaft axis rotates the winch drum. A boom is pivotably coupled to the frame, the boom defining a cavity in which the winch drum is positioned. A winch rope is wound about the winch drum, passing through the cavity of the boom, and extending from the boom at a point distal from the winch drum.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: May 25, 2021
    Assignee: Vermeer Manufacturing Company
    Inventors: Joshua Martin Magill, Austin Tunis Ver Meer, David Arden Greiner, Matthew Stephen Vos
  • SELF-RAISING WINCH BOOM AND CONTROL SYSTEMS AND METHODS ASSOCIATED THEREWITH
    Publication number: 20190308854
    Abstract: A winch boom system and method includes a frame, a shaft supported by the frame, and a winch drum attached to the shaft such that rotation of the shaft about a shaft axis rotates the winch drum. A boom is pivotably coupled to the frame, the boom defining a cavity in which the winch drum is positioned. A winch rope is wound about the winch drum, passing through the cavity of the boom, and extending from the boom at a point distal from the winch drum.
    Type: Application
    Filed: March 28, 2019
    Publication date: October 10, 2019
    Inventors: Joshua Martin Magill, Austin Tunis Ver Meer, David Arden Greiner, Matthew Stephen Vos