GENEVA, Dec. 16 -- SANDOSOFT CO., LTD. (907-ho, 9 Floor, 127, Gimpohangang 10-ro 133beon-gilGimpo-siGyeonggi-do 10071), 주식회사 산도소프트 (경기도김포시김포한강10로133번길 127, 9층 907호), BYUN, Jiu (109-ho, 301-dong, 55, Sanun-ro, Bundang-guSeongnam-siGyeonggi-do 13456), 변지유 (경기도성남시분당구 산운로 55, 301동 109호) filed a patent application (PCT/KR2025/005090) for "SELF-CHARGING MOBILE DEVICE FOR EFFICIENTLY CHARGING BATTERY" on Apr 15, 2025. With publication no. WO/2025/254334, the details...