Patents by Inventor Wayne Mayville

Wayne Mayville 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).

  • 40mm door-breaching grenade
    Patent number: 9389053
    Abstract: The invention provides a short-range, self-propelled, non-fragmenting breaching device to breach a wide variety of doors and barricades with high efficiency, high gunner safety and low collateral damage. The invention also provides a method of preparing the breaching device and a method of breaching a target using the breaching device.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: July 12, 2016
    Assignee: Nammo Talley, Inc.
    Inventors: Robert Willhelm, John Johnson, Wayne Mayville, Glade Hansen, Andrew Richard Davis, Chad Lewis Greenlee
  • 40MM DOOR-BREACHING GRENADE
    Publication number: 20140331884
    Abstract: The invention provides a short-range, self-propelled, non-fragmenting breaching device to breach a wide variety of doors and barricades with high efficiency, high gunner safety and low collateral damage. The invention also provides a method of preparing the breaching device and a method of breaching a target using the breaching device.
    Type: Application
    Filed: February 5, 2014
    Publication date: November 13, 2014
    Applicant: NAMMO TALLEY, INC.
    Inventors: Robert Willhelm, John Johnson, Wayne Mayville, Glade Hansen