ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,550,269, issued on Feb. 10, was assigned to LG INNOTEK Co. LTD. (Seoul, South Korea).
"Circuit board" was invented by Hee Jung Lee (Seoul, South Korea), Jin Seok Lee (Seoul, South Korea) and Yong Han Jeon (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A circuit board according to an embodiment includes an insulating layer including a first region and a second region; a circuit pattern disposed on an upper surface of the first region and an upper surface of the second region of the insulating layer; and a solder resist including a first portion disposed on the upper surface of the first region of the insulating layer and a second port...