Inventor
WALDEN JOHN P
11 patents
Patents
11 patentsUS4903189AFeb 20, 1990
Low noise, high frequency synchronous rectifier
GEN ELECTRIC167 citations98
US4276510AJun 30, 1981
Apparatus for sensing current transformer primary current as a function of differential core inductance
GEN ELECTRIC63 citations96
US4346332AAug 24, 1982
Frequency shift inverter for variable power control
GEN ELECTRIC105 citations95
US3963975AJun 15, 1976
Electromagnetically shielded electrical power supply with reduced common mode electromagnetic interference output
GEN ELECTRIC88 citations93
US4783690ANov 8, 1988
Power semiconductor device with main current section and emulation current section
GEN ELECTRIC49 citations92
US4426564AJan 17, 1984
Parallel resonant induction cooking surface unit
GEN ELECTRIC48 citations92
US4070701AJan 24, 1978
Inverter power supply
GEN ELECTRIC19 citations74
US3956684AMay 11, 1976
DC to AC inverter having improved switching efficiency, overload, and thermal protection features
GEN ELECTRIC6 citations73
US3953780AApr 27, 1976
Inverter having forced turn-off
GEN ELECTRIC7 citations73
US4041544AAug 9, 1977
DC to AC inverter having improved switching efficiency, overload and thermal protection features
GEN ELECTRIC5 citations62
US4012683AMar 15, 1977
Method and apparatus for reducing inverter no-load losses
GEN ELECTRIC5 citations62