ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,554, issued on May 13, was assigned to Athena Technologies (Rotterdam, Netherlands).

"Real time, closed loop feedback jet-based localized electroforming method and system" was invented by Marco Stefancich (Delft, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a three-dimensional structure by localized electroforming of a material from an electrolytic solution includes emitting a jet of the electrolytic solution towards a target substrate, controlling position of the jet with respect to the target substrate, and controlling potential difference between a control electrode and the target substrate or an ion curre...