GENEVA, Dec. 15 -- YANTAI UNIVERSITY (No.30 Qingquan Road, Laishan DistrictYantai, Shandong 264005), 烟台大学 (中国山东省烟台市莱山区清泉路30号) filed a patent application (PCT/CN2024/135203) for "EXPRESSION RECOGNITION METHOD AND SYSTEM BASED ON MULTI-SCALE FEATURES AND SPATIAL ATTENTION" on Nov 28, 2024. With publication no. WO/2025/251557, the details related to the patent application was published on Dec 11, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): LIU, Zhaowei (No.30 ...