ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,349, issued on April 15, was assigned to SHENZHEN FIRST UNION TECHNOLOGY Co. LTD. (Shenzhen, China).

"Battery health monitoring method and apparatus, and electronic cigarette" was invented by Huiyong Yan (Shenzhen, China), Zhongli Xu (Shenzhen, China) and Yonghai Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A battery health monitoring method and apparatus, and an electronic cigarette. The battery health monitoring method comprises: a control unit acquiring, according to the state of a battery, information of the battery from a detection unit; the control unit determining, based on the information of the battery, whether the batt...