ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,749, issued on May 5, was assigned to SHENZHEN JINGTAI TECHNOLOGY Co. LTD. (Shenzhen, China).

"Powder sample adding device and powder sample adding system" was invented by Anxin Hou (Shenzhen, China), Youlong Wei (Shenzhen, China), Ruibin Mai (Shenzhen, China), Jiandong Gao (Shenzhen, China) and Yang Liu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a powder sample adding device and a powder sample adding system. The powder sample adding device includes a first bracket and a sample adding mechanism. The first bracket includes a powder adding substrate and a powder bucket carrying member, the powder ad...