Patent: US 6829365(USA), TW 509917(Taiwan), ZL00104597.0(China), US 9835867(USA), 10-1509169(Korea), ZL201480009042.X(China), 10-1854845(Korea), ZL201511020984.0(China), ZL201511021197.8(China), 10-2009863(Korea), ZL201420696952.7(China), ZL201620821810.8(China), ZL201521132313.9(China), ZL201621444089.1(China), ZL201721895594.2(China) / Design: 201830740152.4(China), No. 29/675,870(USA), 30-2019-0015930(Korea), KR-2019-3000061(Hague) / Trademark: 40-2018-0158221(Korea), 35419384(China), 88252649(USA), 86483253(USA), 40-1112711(Korea), 45-0055258(Korea), 15108240(China), 15108350(China), 15108482(China), 15108166(China), 15870410(China), 15870588(China), 40-1140875(Korea), 41-0351751(Korea), 40-1266535(Korea), 27519969(China), 27513190(China)