ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,402, issued on Jan. 27, was assigned to ZHEJIANG TWINSEL ELECTRONIC TECHNOLOGY Co. LTD. (Ningbo, China).
"High-voltage light string controller" was invented by Jianping Yan (Ningbo, China), Xueren Zeng (Ningbo, China), Qian Xu (Ningbo, China), Wei Yi (Ningbo, China) and Shiqing Xia (Ningbo, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a high-voltage light string controller, including a first power supply module, a main control module, and a protection module. The first power supply module is suitable for being connected to a mains supply to supply power to the main control module; the main control module is s...