GENEVA, Dec. 28 -- SHENZHEN HANYANG TECHNOLOGY CO., LTD. (Building L, South China Digital Valley, Shenzhen International, Minxin Community, Minzhi Street, Longhua DistrictShenzhen, Guangdong 518000), 深圳汉阳科技有限公司 (中国广东省深圳市龙华区民治街道民新社区深国际华南数字谷L栋) filed a patent application (PCT/CN2025/100580) for "ULTRASOUND-BASED MOVING METHOD, SELF-MOVING DEVICE, AND STORAGE MEDIUM" on Jun 12, 2025. With publication no. WO/2025/261248, the details related to the patent application was published on ...