GENEVA, April 27 -- 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/CN2023/125471) for "LOUDSPEAKER BOX AND STYLUS PEN" on Oct 19, 2023. With publication no. WO/2025/081427, the details related to the patent application was published on Apr 24, 2025.

Notably, the patent application was submitted under the International Patent Classificati...