S. Korea's Samsung Electronics and LG clinch top 2,3 spots in… stocking 0 49 2021.02.05 11:33 https://youtu.be/YvcnanA7Ifk + 2 삼성전자•LG그룹, 지난해 美 특허 등록 나란히 2•3위 South Korean tech firms clinched top spots for U.S. patent grants amongst global corporate giants last year.