ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,464, issued on May 26, was assigned to DRAGER SAFETY AG & Co. KGAA (Lubeck, Germany).

"Analyzing apparatus with a motor and a cam disk and analyzing process using such analyzing apparatus" was invented by Jens Rekow (Lubeck, Germany), Malte Baesler (Lubeck, Germany), Tobias Reier (Lubeck, Germany) and Luis Brunswick Franco (Lubeck, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An analyzer (100) and a process for analyzing a gas (G) for a predetermined substance. A sensor measures an indicator of the amount or concentration of the substance in a gas sample located in a measuring chamber (3). A movement of an actuating unit (4, 17, 19) in a fi...