Patents by Inventor Stephen E. Dumler

Stephen E. Dumler 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).

  • Cooling tower system with chemical feed responsive to actual load
    Patent number: 8444118
    Abstract: An apparatus for use in a cooling tower system may include a circulating fluid system. The apparatus may include a mechanism to receive an electrical signal representative of load on the cooling tower system. The apparatus also may include a mechanism to control fluid communication of at least one chemical into the circulating fluid system in response to the electrical signal.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: May 21, 2013
    Assignee: H2trOnics, Inc.
    Inventors: Stephen E. Dumler, Blaine T. Y. Nagao
  • Cooling Tower System With Chemical Feed Responsive to Actual Load
    Publication number: 20120018907
    Abstract: A system for controlling chemical feed to a cooling tower system may include a controller that may receive at least one input signal and send a control signal to a controllable feed apparatus to enable or disable the chemical feed to be delivered to the cooling tower system. The control signal may be sent in response to the at least one input signal. The system also may include a monitoring device to monitor consistency of the delivery of chemical feed to the cooling tower system. The monitoring device may send a monitor signal to the controller evaluating the consistency of the delivery of chemical feed to the cooling tower system.
    Type: Application
    Filed: August 23, 2011
    Publication date: January 26, 2012
    Inventors: Stephen E. Dumler, Blaine T.Y. Nagao