GENEVA, Jan. 6 -- HWANG, Chang Guk (12, Hwangeo-ro 115beon-gilGyeyang-guIncheon 21004), 황창국 (인천광역시계양구황어로115번길 12), KONE ENGINEERING IND.CO.,LTD (4, Wontong-ro, Tongjin-eupGimpo-siGyeonggi-do 10010), (주)케이원엔지니어링 (경기도김포시통진읍 원통로 4) filed a patent application (PCT/KR2024/010593) for "WATER BLOCKING DEVICE INCLUDING WATER BLOCKING PLATE PROVIDING IMPROVED CONTACT TIGHTNESS AND AIRTIGHTNESS" on Jul 23, 2024. With publication no. WO/2026/005098, the details related to the patent application wa...