Patents by Inventor D. Wolfgang Daum

D. Wolfgang Daum 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).

  • Reduced cost automatic meter reading system and method using locally communicating utility meters
    Publication number: 20050024234
    Abstract: A low cost and easy to assemble communicating utility meter provides selectable measurement, calibration, display, and communications means so as to be re-configurable based on several factors including; harmonic content of the power signal measured, LCD display alternatives, time of use measurements, bandpass filter settings, power quality measurements, PLC communications. alternatives, radio frequency communications alternatives, optical communications alternatives, and hard wire communications alternatives.
    Type: Application
    Filed: August 6, 2004
    Publication date: February 3, 2005
    Inventors: Glen Brooksby, Daniel Harrison, Daniel Staver, Ertugrul Berkcan, Ralph Hoctor, D. Wolfgang Daum, Kenneth Welles