GENEVA, Dec. 23 -- POSCO HOLDINGS INC. (6261, Donghaean-ro, Nam-gu,Pohang-si,Gyeongsangbuk-do 37859), 포스코홀딩스 주식회사 (경상북도포항시남구 동해안로 6261), POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (77, Cheongam-ro, Nam-guPohang-si,Gyeongsangbuk-do 37673), 포항공과대학교 산학협력단 (경상북도포항시남구 청암로 77) filed a patent application (PCT/KR2024/020686) for "MOISTURE-DRIVEN GENERATOR BASED ON REDUCING ACTIVE MATERIAL AND MANUFACTURING METHOD TH...