ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,009, issued on May 26, was assigned to thyssenkrupp Dynamic Components GmbH (Ilsenburg, Germany) and thyssenkrupp AG (Essen, Germany).

"Radial piston pump, and process for manufacturing a radial piston pump" was invented by Ulf Mueller (Chemnitz, Germany) and Tim Mueller (Chemnitz, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radial piston pump, including a drive shaft having an eccentric and at least one piston-and-working chamber combination, wherein the piston-and-working chamber combination includes a working chamber and a piston. The radial piston pump includes at least two piston-and-working chamber combinations which extend radiall...