ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,681, issued on Nov. 18, was assigned to SIGNIFY HOLDING B.V. (Eindhoven, Netherlands).
"Mechanically stable core-shell FDM prints containing porous core" was invented by Rifat Ata Mustafa Hikmet (Eindhoven, Netherlands) and Ties Van Bommel (Horst, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a method for producing a 3D item by means of fused deposition modelling, the method comprising: (a) a 3D printing stage comprising: layer-wise depositing 3D printable material, wherein the 3D printable material comprises 3D printable core material and 3D printable shell material, to provide the 3D item comprising a core-shell...