GENEVA, Nov. 18 -- HYUNDAI ELEVATOR CO., LTD. (128, Chungjusandan 1-ro,Chungju-si,Chungcheongbuk-do 27329), 현대엘리베이터주식회사 (충청북도충주시충주산단1로 128), KIM, Moon Su (128, Chungjusandan 1-roChungju-siChungcheongbuk-do 27329), 김문수 (충청북도충주시충주산단1로 128), LEE, Doo Yeol (128, Chungjusandan 1-roChungju-siChungcheongbuk-do 27329), 이두열 (충청북도충주시충주산단1로 128) filed a patent application (PCT/KR2025/095...