ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,607, issued on Nov. 18, was assigned to Taijing Technology Co. Ltd. (Suizhou, China).
"Ultra-high frequency AT-cut quartz blank and manufacturing method thereof" was invented by Yang Wan (Suizhou, China), Xiaowei Zhang (Suizhou, China) and Dayong Huang (Suizhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an ultra-high frequency AT-cut quartz blank and manufacturing method thereof. The ultra-high frequency AT-cut quartz blank comprises a vibrating blank, an electrode assembly and a connection assembly, one side of the vibrating blank is provided with a first groove; the electrode assembly comprises a first electrode, a connecti...