GENEVA, May 19 -- HYUNSEUNG TECH INC. (B-202, 45 Cheomdanyeonsin-ro,Buk-gu,Gwangju 61089), 주식회사 현승테크 (광주광역시북구첨단연신로 45, B동 202호), YEHAN CO., LTD. (6-4 Godong-gil, Neungju-myeon,Hwasun-gun,Jeollanam-do 58153), 예한 주식회사 (전라남도화순군능주면 고동길 6-4) filed a patent application (PCT/KR2024/017498) for "PYROLYSIS APPARATUS USING SOLAR ENERGY HEAT COLLECTION VACUUM TUBE" on Nov 07, 2024. With publication no. WO/2025/100954, the details related to the patent application was pu...