ALEXANDRIA, Va., April 15 -- United States Patent no. 12,604,567, issued on April 14, was assigned to HKC CORPORATION LIMITED (Shenzhen, China).
"Driving substrate, micro LED transfer device and micro LED transfer method" was invented by Yang Pu (Shenzhen, China) and Haoxuan Zheng (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A driving substrate, a micro LED transfer device and a micro LED transfer method are provided. A side surface of the driving substrate is arranged with a binding metal layer, a positioning layer is arranged around the binding metal layer, and a width of the positioning layer at a position away from the driving substrate is less than that a width at a position close to ...