GENEVA, March 23 -- HUNAN HONGKUN ELECTRIC APPLIANCE CO.. LTD (2nd Floor, Office Building, Hongtai Industrial Park, Economic Development Zone, Lanshan CountyYongzhou, Hunan 425899), 湖南鸿坤电器股份有限公司 (中国湖南省永州市蓝山县经济开发区宏泰工业园办公楼二楼) filed a patent application (PCT/CN2025/120281) for "DEVICE HAVING EMERGENCY LOCKING FUNCTION FOR FUEL GAS LEAKAGE" on Sep 10, 2025. With publication no. WO/2026/056893, the details related to the patent application was published on Mar 19, 2026.
Notably, the ...