ALEXANDRIA, Va., April 15 -- United States Patent no. 12,604,593, issued on April 14, was assigned to Enkris Semiconductor (Wuxi) Ltd. (Wuxi, China).
"LED structure, LED device and method of manufacturing LED structure" was invented by Weihua Liu (Wuxi, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are an LED structure, an LED device, and a manufacture method for the LED structure. The LED structure includes a substrate structure, and a first region and a second region are periodically provided in the substrate structure. The substrate structure includes a substrate and at least one patterned mask layer located on the substrate, the at least one patterned mask layer is located in the second ...