ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,890, issued on June 30, was assigned to Songshan Lake Materials Laboratory (Guangdong, China) and Zhongke Crystal Materials (Dongguan) Co. Ltd. (Guangdong, China).

"Low-transmission-loss copper-based composite material and preparation method thereof, PCB, and electronic component" was invented by Zhiqiang Ding (Dongguan, China), Zhiqiang Zhang (Dongguan, China), Menglin He (Dongguan, China), Zhi Huang (Dongguan, China), Xiangbin Yue (Dongguan, China) and Enge Wang (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to the technical field of composite materials, in particular, to a low-transmission-loss copp...