ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,803, issued on Aug. 25, was assigned to INFICON GMBH (Cologne, Germany).
"Leak detectors" was invented by Jorn Liebich (Cologne, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A leak detection device (10) comprising a gas detector (12), a vacuum pump (14), a port for a test object (22) and a gas conducting path connecting the port to the gas detector (12) and the vacuum pump (14), is characterized in that the port (16) comprises a controllable isolation valve (20) for the selective opening or closing of the port (16), and that a pressure measurement device (24) for measuring the pressure at the port (16) is provided and the connection line (...