A.C.-D.C. Spike eliminating bandpass filter

Abnormality detection and protection circuit for semiconductor d

AC voltage protection circuit

Active ESD shunt with transistor feedback to reduce latch-up...

Active protection device for low voltage circuits in items...

Active snubber device for power modules

Adjustable overvoltage protected circuit for high power thyristo

Adjustable undervoltage trip fault interrupt circuit

Alternating current power sensing device for preventing start-up

Anti-latch circuit for power output devices using inductive load

Apparatus and method for input voltage transient protection...

Apparatus and method for monitoring the effects of contact resis

Apparatus and method for over-voltage, under-voltage and...

Apparatus and method for selectively delaying the connection of

Apparatus and method for staged power load transfer

Apparatus and method for utilizing a snubber capacitor to...

Apparatus for detecting malfunctions of an electrical device, an

Apparatus for flicker protection when a servo-motor starts

Apparatus for power source protection with automatic latch-off

Apparatus for protecting an integrated circuit and method...