ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,851, issued on May 27, was assigned to OQmented GmbH (Itzehoe, Germany).

"Device for generating and displaying an image on an observation field using a multifunctional diffractive element" was invented by Stefan Franz (Jena, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for generating and displaying an image on an observation field provided for overlaying information and images, including at least one light source for emitting at least one divergent light bundle, a microscanner for variable deflection of the at least one light bundle in a direction of the observation field, wherein the microscanner has at least one axis of rotation...