ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,733,403, issued on Sept. 8, was assigned to Diodes Inc. (Plano, Texas).
"Quartz crystal resonator and manufacturing method thereof" was invented by Po-Yang Su (Taoyuan City, Taiwan), Yi-Sheng Chiang (Taoyuan City, Taiwan), Han-Yun Tsai (Taoyuan City, Taiwan) and Ta-Jen Chou (Taoyuan City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A quartz crystal resonator including a quartz crystal obtained from a quartz bar is provided. The quartz crystal is cut from the quartz bar along a cutting plane in a coordinate system having an optic axis, an electrical axis and a mechanical axis perpendicular to each other. The cutting plane has a first angle of a...