INTERNATIONAL PATENT: AAC MICROTECH (CHANGZHOU) CO., LTD., 瑞声光电科技（常州）有限公司 FILES APPLICATION FOR "SOUND-ABSORBING MATERIAL AND PREPARATION METHOD THEREFOR AND SPEAKER BOX USING SOUND-ABSORBING MATERIAL"

GENEVA, Sept. 28 -- AAC MICROTECH (CHANGZHOU) CO., LTD. (No.3 Changcao Road, Hi-tech Industrial Zone, Wujin DistrictChangzhou, Jiangsu 213167), 瑞声光电科技（常州）有限公司 (中国江苏省常州市武进高新技术产业开发区常漕路3号) filed a patent application (PCT/CN2024/082194) for "SOUND-ABSORBING MATERIAL AND PREPARATION METHOD THEREFOR, AND SPEAKER BOX USING SOUND-ABSORBING MATERIAL" on Mar 18, 2024. With publication no. WO/2025/194305, the details related to the patent application was published on Sep 25, 2025.

Notably, the pa...