ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,226, issued on Jan. 20, was assigned to The Regents of The University of Michigan (Ann Arbor, Mich.).

"Additive manufacturing of engineered cementitious composites" was invented by Jonathan Wesley Mcgee (Ann Arbor, Mich.), Victor C. Li (Ann Arbor, Mich.) and Tsz Yan Ng (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automated robotic printing device for additive manufacturing or three-dimensional printing of an engineered cementitious composite (ECC) structure is provided. The device has a feeding system and an automated extrusion system configured to receive the ECC composition from the feeding system and deposit the ECC composi...