ALEXANDRIA, Va., March 12 -- United States Patent no. 12,248,299, issued on March 11, was assigned to AM-FLOW HOLDING B.V. (Amsterdam).

"Control system unit for use in a 3-dimensional object manufacturing system and a corresponding method of operating" was invented by Gideon May (Amsterdam), Reinder Alexander Lambertus Koelstra (Amsterdam), Yueting Liu (Amsterdam) and Jonathan Van Der Spek (Amsterdam).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control system unit for a 3-dimensional (3D) object manufacturing system is disclosed herein that comprises one or more sensors and a controller. The one or more sensors are to sense 3D-objects manufactured in the manufacturing system in accordance with product sp...