GENEVA, April 17 -- JOHNSON ELECTRIC (GUANGDONG) CO., LTD. (101, Block 9, Dechang Industrial Park, No. 6, Xinfa South Road, Xiangshan Community, Xinqiao Street, Baoan DistrictShenzhen, Guangdong 518125), 广东德昌电机有限公司 (中国广东省深圳市宝安区新桥街道象山社区新发南路6号德昌工业园第九座101) filed a patent application (PCT/CN2025/126801) for "CENTRIFUGAL IMPELLER AND VENTILATION APPARATUS USING SAME" on Oct 10, 2025. With publication no. WO/2026/077426, the details related to the patent app...