Patents by Inventor Robert Ashley Hayner

Robert Ashley Hayner 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).

Backward-compatible, programmable, and on-demand water heater and recirculation pump control unit and method of using

Patent number: 9234664

Abstract: A programmable and on-demand hot water heater unit that locally and remotely changes the set temperature for a conventional water heater and locally and remotely activates the hot water recirculation pump associated with a conventional hot water heating system.

Type: Grant

Filed: March 28, 2015

Date of Patent: January 12, 2016

Inventors: Robert Edward Hayner, Robert Ashley Hayner

Backward-compatible, programmable, and on-demand water heater and recirculation pump control unit and method of using