ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,108, issued on May 26, was assigned to Neoperl GmbH (Mullheim, Germany).

"Multi-hose arrangement" was invented by Holger Reinhardt (March/Buchheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Multi-hose arrangement (1) having an outer hose (2) and at least one inner hose (3, 3a) disposed in the outer hose (2), and at least one coupling end (4) to which the outer hose (2) and the at least one inner hose (3, 3a) are attached. The at least one coupling end (4) has a flow opening (5) for the outer hose (2), in which flow opening (5) is disposed a receptacle (6) for the at least one inner hose (3, 3a), and this receptacle encompasses the at lea...