GENEVA, Dec. 2 -- PABRAIN CO., LTD (26-ho, 3F, 11, Anhaeng 2-gilWansan-gu, Jeonju-siJeonbuk-do 55105), 주식회사 파브레인 (전북특별자치도전주시 완산구안행2길 11, 3층 26호), YTECH CO., LTD (304, 35, Techno 9-roYuseong-guDaejeon 34027), 주식회사 와이테크 (대전광역시유성구테크노9로 35, 304호) filed a patent application (PCT/KR2025/004789) for "BAND PASS FILTER" on Apr 09, 2025. With publication no. WO/2025/244287, the details related to the patent application was publ...