ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,215, issued on June 17, was assigned to SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co. LTD. (Shenzhen, China).

"Method for identifying anesthetic drug, and method and device for processing anesthesia electroencephalogram signal" was invented by Zhigang Ye (Shenzhen, China), Xingliang Jin (Shenzhen, China), Xianliang He (Shenzhen, China), Ningling Zhang (Shenzhen, China), Hanyuan Luo (Shenzhen, China), Ming Li (Shenzhen, China) and Zuming Yao (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for processing an anesthesia electroencephalogram signal is disclosed. The method includes acquiring an electroencephalogram signal by means...