ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,083, issued on Oct. 14, was assigned to Innomotics GmbH (Nuremberg, Germany).

"System and method for determining and utilizing time constants for a variable frequency drive" was invented by Bogdan Cristian Ionescu (Carlsbad, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A variable frequency drive system includes a power converter with a plurality of power cells supplying power to one or more output phases, each power cell having multiple switching devices, a plurality of sensors monitoring values of the power converter, and a control system in communication with the power converter and controlling operation of the plurality of power cells, w...