ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,657, issued on June 10, was assigned to SKYBULL TECHNOLOGY Co. LTD. (Taichung, Taiwan).
"Chip deviation correction method for maskless exposure machine" was invented by Ta Yu Liu (Taichung, Taiwan) and Chien Hua Lai (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A chip deviation correction method for maskless exposure machines includes the steps of calculating the bonding positions of chips on a substrate to define the coordinates of the chips on the substrate, creating a separating boundary among the chips according to the coordinates of the chips on the substrate to form plural of bonding areas for accommodating the chips, calcul...