JR

Jeffrey B. Roberts

SL Schweitzer Engineering Laboratories: 5 patents #1 of 15Top 7%
🗺 Washington: #69 of 3,868 inventorsTop 2%
Overall (2003): #6,219 of 273,478Top 3%
6
Patents 2003

Issued Patents 2003

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6608742 Voltage and current source selection system for use in the protection, automation and control of an electric power system Edmund O. Schweitzer, III, Armando Guzman-Casillas, Joseph B. Mooney, Luther S. Anderson 2003-08-19
6590397 Line differential protection system for a power transmission line 2003-07-08
6573726 Sensitive ground fault detection system for use in compensated electric power distribution networks Daqing Hou, Hector Altuve-Ferrer 2003-06-03
6560132 System for obtaining phase-ground voltages from a broken delta VT voltage connection system 2003-05-06
6525543 Fault type selection system for identifying faults in an electric power system Demetrios Tziouvaras 2003-02-25
6518767 Line differential protection system for a power transmission line Gabriel Benmouyal, Hector Altuve-Ferrer, Ralph W. Folkers, Demetrios Tziouvaras 2003-02-11