ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,881, issued on June 17, was assigned to Bayerische Motoren Werke AG (Munich).

"Method for producing a pressure vessel and pressure vessel" was invented by Sebastian Schaper (Landshut, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pressure vessel and a method for producing a pressure vessel are provided. The pressure vessel has a liner and a fiber-reinforced laminate, which surrounds the liner and has a first fiber layer and a second fiber layer, which are incorporated in a matrix material. The method includes: a) providing the liner for storing a fluid, having a cylindrical region and two cap regions at opposite ends of the cylindrical re...