GENEVA, Aug. 10 -- ELEVOC TECHNOLOGY CO., LTD. (No. 533, Building 12-Podium Building, Shenzhen Bay Tech Eco Park No.18 South Keji Road, High-Tech Zone Community, Yuehai Sub-District Nanshan DistrictShenzhen, Guangdong 518000), 大象声科(深圳)科技有限公司 (中国广东省深圳市南山区粤海街道高新区社区科技南路18号深圳湾科技生态园12栋裙楼533) filed a patent application (PCT/CN2024/134982) for "APPARATUS FOR ROBUST ENHANCEMENT OF NOISE-REDUCTION EFFECT FOR EARPHONE CA...