Patents by Inventor Henry R. Greer

Henry R. Greer 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).

  • Outdoor well depth indicator
    Patent number: 4249598
    Abstract: An outdoor well depth indicator including a sleeve vertically slidable along a pipe extending above the well house and connected by a line to a float on the surface of the water in the well. The indicator sleeve can be seen from a distance and from any direction around a well. Also disclosed is a cutoff system for terminating a supply of water from the well when the level of water in the well reaches a minimum desired level, without immediately shutting off the pump motor.
    Type: Grant
    Filed: August 13, 1979
    Date of Patent: February 10, 1981
    Inventor: Henry R. Greer