ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,120, issued on May 27, was assigned to GREIF-VELOX MASCHINENFABRIK GMBH (Lubeck, Germany).

"Closure device for flexible containers and a method for closing flexible containers" was invented by Alexander Boje (Lubeck, Germany), Bernd Tillack (Lubeck, Germany), Ralf Drews (Lubeck, Germany) and Alexander Mildner (Lubeck, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A closure device (2) for closing a flexible container (4), in particular a valve bag (4), has a welding device (14), a sensor device (20) for acquiring a position of a part of the container (4) to be closed (6), and a control unit (28). The control unit (28) is coupled with the sen...