ALEXANDRIA, Va., July 30 -- United States Patent no. 12,369,864, issued on July 29, was assigned to Zhejiang Lab (Zhejiang, China).

"Real-time evaluation method and evaluation system for group emotion homogeneity" was invented by Taihao Li (Zhejiang, China), Guanxiong Pei (Zhejiang, China) and Yulong Liu (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a real-time evaluation method and evaluation system for group emotion homogeneity. The method comprises the steps as follows: enabling testees to be in the same emotion induction environment, and collecting the original electroencephalograph (EEG) signals of multiple persons at the same time through online multich...