ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,345, issued on June 3, was assigned to HANON SYSTEMS (Daejeon, South Korea).

"Apparatus for damping pressure pulsation for a compressor of a gaseous fluid" was invented by Ayhan Ayar (Cologne, Germany), Jacek Gerhard Bennek (Cologne, Germany) and Philip Andres (Cologne, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for damping pressure pulsation for a compressor of a gaseous fluid in a refrigerant circuit including a housing with an inlet opening and at least one first outlet opening and a piston element movable in an axial direction within a volume enclosed by the housing and supported on the housing in a beared manner via a sp...