ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,809, issued on Feb. 24, was assigned to ICON Technology Inc. (Austin, Texas).
"3D printing system" was invented by Alex Le Roux (Austin, Texas), Henry Wang (Austin, Texas) and Nathan P. Wang (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A 3D printing system for construction includes a 3D printing assembly having a pair of tower assemblies, and a pair of rail assemblies. The pair of tower assemblies are movably disposed on the pair of rail assemblies. Each of the pair of rail assemblies defines a longitudinal axis and the pair of tower assemblies are configured to move on the pair of rail assemblies in a direction along the longitudin...