INTERNATIONAL PATENT: SHENZHEN GRANDSUN ELECTRONIC CO., LTD., 深圳市冠旭电子股份有限公司 FILES APPLICATION FOR "EARPHONE EAR LOOP AND OPEN TYPE EARPHONE"

GENEVA, May 10 -- SHENZHEN GRANDSUN ELECTRONIC CO., LTD. (East Zone, Gaoqiao Industrial Estate, Pingdi Street, Longgang DistrictShenzhen, Guangdong 518116), 深圳市冠旭电子股份有限公司 (中国广东省深圳市龙岗区坪地街道高桥工业园东片区) filed a patent application (PCT/CN2023/143590) for "EARPHONE EAR LOOP AND OPEN TYPE EARPHONE" on Dec 29, 2023. With publication no. WO/2025/091687, the details related to the patent application was published on May 08, 2025.

Notably, the patent application was submitted under the International Paten...