Patents by Inventor David Vernon Emerson

David Vernon Emerson 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: 9982419
    Abstract: An apparatus for use in thawing frozen material in pipes, the apparatus including conduit through which a plurality of wires pass, the conduit having a first end and a second end, the first end including an attachment selected from a heating element, a camera, or a light and wherein the attachment is secured to the conduit through a plug. The heating element includes a plastic outer shell and is controlled by a thermostat which may use a sensor, such as a thermocouple. The heating element, light or camera may be powered by any known source, including a 110 Volt outlet, 220 Volt outlet or by battery.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: May 29, 2018
    Inventor: David Vernon Emerson