ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,299, issued on Sept. 16, was assigned to ROBERT BOSCH GMBH (Stuttgart, Germany).

"Apparatus comprising a comparator device, and operating method therefor" was invented by Taha Soliman (Renningen, Germany) and Tobias Kirchner (Ludwigsburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus. The apparatus includes at least a first comparator device, which is designed to compare a first input current with a first reference current and, based on the comparison, to output a first output current to a second comparator device, wherein the first output current corresponds to a difference of the first reference current and the first input c...