Inventor

DOUGHMAN CHARLES L

3 patents

Patents

3 patents

US4500837AFeb 19, 1985

Detection of DC content in an AC waveform

WESTINGHOUSE ELECTRIC CORP30 citations90

US4249223AFeb 3, 1981

High voltage DC contactor with solid state arc quenching

WESTINGHOUSE ELECTRIC CORP18 citations72

US4303972ADec 1, 1981

Controlling the circulating current in naturally commutated static power converters

WESTINGHOUSE ELECTRIC CORP4 citations61