ALEXANDRIA, Virginia, March 21 -- THE GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY, Washington, District of Columbia has been assigned a patent (No. US 11609084 B2, initially filed Feb. 24, 2021) developed by Wonmo Kang, Tempe, Arizona, and Christopher Rudolf, Washington, District of Columbia, for "3D printed mechanical testing device for micro-scale material specimens." . . .