ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,559, issued on April 15, was assigned to DRP Holdings LLC (Indianapolis).
"Power factor correction circuit" was invented by Michael Papini (Indianapoolis, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power factor correction circuit configured to increase the amount of useful power in an AC electrical system. The power factor correction circuit optionally includes one or more capacitors and one or more resistors configured to realign a phase angle between a voltage and current of an AC power source. Examples are offered illustrating the disclosed circuit in use with a single phase or multi-phase AC power source ranging in voltage from 100 vol...