GENEVA, Dec. 23 -- BLUE PLANET CO., LTD. (28-9, Ssangsongbuk-ro 27beon-gil, Mado-myeonHwaseong-siGyeonggi-do 18541), 주식회사 블루플래닛 (경기도화성시마도면 쌍송북로27번길 28-9) filed a patent application (PCT/KR2024/008128) for "VARIABLE COMPRESSION RATIO PISTON, BI-FUEL ENGINE COMPRISING SAME AND VEHICLE" on Jun 13, 2024. With publication no. WO/2025/258718, the details related to the patent application was published on Dec 18, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organiz...