ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,299, issued on May 19, was assigned to HANGZHOU HANGKE OPTOELECTRONICS Co. LTD. (Hangzhou, China).
"Light emitting devices" was invented by Qianjun Yan (Hangzhou, China), Hai Wang (Hangzhou, China), Zhaozhang Zheng (Hangzhou, China) and Chuansheng Yan (Hangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Alight emitting device, comprising a light-transmitting carrier and a light emitting body. The light-transmitting carrier is formed with a holding cavity, a plurality of connecting points are disposed on an inner wall of the holding cavity, and the light emitting body are disposed within the holding cavity by connecting with connecting poin...