GENEVA, May 16 -- CHENGDU SHUIYUEYU TECHNOLOGY CO., LTD. (4/F, Building 2, No. 606, West Section Of Haike Road, Chengdu Haixia Cross-Strait Science and Technology Industry Development, Wenjiang DistrictChengdu, Sichuan 611137), 成都水月雨科技有限公司 (中国四川省成都市温江区成都海峡两岸科技产业开发园海科路西段606号2栋4楼) filed a patent application (PCT/CN2024/097226) for "ANNULAR DUAL-SUSPENSION QUAD-MAGNET PLANAR MAGNETIC DRIVER FOR IN-EAR HEADPHONE" on Jun 04, 2024. With publication no...