Patents by Inventor George C. Ezell

George C. Ezell 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).

  • Preformed elastomeric joint sealant installer
    Patent number: 5318379
    Abstract: The sealant installer is pulled along the roadbed over the joint to be sealed and the installer wheel engaging the road surface on opposite sides of the joint slot pulls sealant by operation of teeth engaging the sealant through a lubricated feed chute which reduces the cross sectional width of the sealant to a size smaller than the width of the slot in the joint. Timing is assured without bunching or stretching of the sealant.
    Type: Grant
    Filed: December 23, 1992
    Date of Patent: June 7, 1994
    Inventors: George C. Ezell, David L. Bailey