ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,880, issued on Feb. 17, was assigned to SHENZHEN EVERBEST MACHINERY INDUSTRY Co. LTD. (Shenzhen, China).

"Air blowing method-based alcohol sensor, and smart device" was invented by Jianyun Hu (Guangdong, China) and Lijun Zhong (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air blowing method-based alcohol sensor and a smart device. The alcohol sensor comprises an alcohol measurement module, an air pressure measurement module, an MCU processor, a circuit substrate, and a housing coveringly arranged on the circuit substrate; the alcohol measurement module transmits a concentration signal thereof to the MCU processor by means of a ...