https://atlantak.com/%ec%82%bc%ec%84%b1%c2%b7lg-%ec%a7%80%eb%82%9c%ed%95%b4-%eb%af%b8%ea%b5%ad-%ed%8a%b9%ed%97%88%eb%93%b1%eb%a1%9d-%eb%82%98%eb%9e%80%ed%9e%88-2%c2%b73%ec%9c%84/
삼성·LG, 지난해 미국 특허등록 나란히 2·3위