ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,826, issued on June 3, was assigned to Xerox Corp. (Norwalk, Conn.).

"Piezoresistive composites via additive manufacturing and composite filaments associated therewith" was invented by Yujie Zhu (Mississauga, Canada), Sarah J. Vella (Milton, Canada) and Alexandros Vasileiou (Toronto).

According to the abstract* released by the U.S. Patent & Trademark Office: "Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a component present therein. Composite filaments suitable for additive manufacturing may comprise a continuous polymer phase of a first thermoplastic polymer and a second thermoplastic polymer that are imm...