ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,417, issued on Sept. 22, was assigned to 3D CONTROLS Co. LTD. (Suwon-si, South Korea).
"Vat for 3D printers handling high viscosity resins" was invented by Kwangho Jo (Busan, South Korea), Sangkyu Lee (Suwon-si, South Korea) and Yeonseong Jung (Busan, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a vat for a three dimensional printer for handling high viscosity resin, which may include: a first vat portion including a resin receiving space and a piston member for pushing resin received in the resin receiving space upward through at least one hole formed in a cover portion; and a second vat portion dispo...