ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,419, issued on Jan. 20, was assigned to AT&T Intellectual Property I LP (Atlanta).
"Mobile rectifier response unit" was invented by Ellery G. Pizarek (Highland, Mich.) and Robert Hammer Jr. (Otsego, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus may include a chassis, at least two wheels, and an equipment enclosure that includes an alternating current power source input, at least one direct current output bus, a plurality of rectifiers having an output capacity exceeding 800 amperes, where the plurality of rectifiers is coupled to the alternating current power source input and the at least one direct current output bus, and a plur...