ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,123, issued on Oct. 21, was assigned to Guangzhou RedSun Gas Appliances Co. Ltd (Guangzhou, China).
"Outdoor invisible-ignition burner" was invented by Yanchun Liu (Guangdong, China), Hong Fang (Guangdong, China) and Xiaowen Chen (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An outdoor invisible-ignition burner comprises a furnace which is circumferentially enclosed, wherein a porous ceramic plate is disposed at the top of the furnace and is fixedly mounted at an opening in the top of the furnace through a decoration ring, an ignition needle connected with a high-tension ignition wire is fixed on an outer wall of the furnace, a je...