4. Patents 목록으로 돌아가기
810-2020-0043881 (2020.04.10) / 10-2371466 (2022.03.02)
10-2014-0190196 (2014.12.26) / 10-1631867 (2016.06.14)
10-2019-0002865 (2019.01.09) / 10-2175895 (2020.11.02)
10-2012-0136342 (2012.11.28) / 10-1363012 (2014.02.04)
10-2020-0110602 (2020.08.31) / 10-2244051 (2021.04.19)
10-2020-0182701 (2020.12.24) / 10-2489473 (2023.01.12)
10-2016-0179646 (2016.12.27) / 10-1861264 (2018.05.18)
10-2016-0098842 (2016.08.03) / 10-1784172 (2017.09.27)