GENEVA, May 10 -- NANJING UNIVERSITY (22 Hankou Road, Gulou DistrictNanjing, Jiangsu 210093), 南京大学 (中国江苏省南京市鼓楼区汉口路22号) filed a patent application (PCT/CN2023/127633) for "SOUND WAVE ABSORPTION STRUCTURE, SOUND TRANSMISSION APPARATUS, DEVICE AND MANUFACTURING METHOD" on Oct 30, 2023. With publication no. WO/2025/091148, the details related to the patent application was published on May 08, 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): SHI, Jinjie (22 Hankou Ro...