ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,213,513, issued on Feb. 4, was assigned to CHINA TOBACCO HUNAN INDUSTRIAL Co. LTD. (Hunan, China).

"Low-temperature smoking body and preparation method thereof" was invented by Qian Chen (Hunan, China), Ke Li (Hunan, China), Yong Jin (Hunan, China), Saibo Yu (Hunan, China), Hongmei Fan (Hunan, China), Shitai Wang (Hunan, China), Chao Tan (Hunan, China), Haifeng Tan (Hunan, China), Qi Liu (Hunan, China), Jianhua Yi (Hunan, China), Wen Du (Hunan, China), Xinqiang Yin (Hunan, China) and Xinliang Tan (Hunan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A low-temperature smoking body and a preparation method thereof are disclosed. The low-temperature ...