ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,838, issued on March 3, was assigned to SHENZHEN GENFLOW TECHNOLOGIES Co. LTD. (Shenzhen, China).

"Step-type inertial focusing microfluidic chip" was invented by Guofeng Guan (Shenzhen, China) and Shuzhe Chao (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A step-type inertial focusing microfluidic chip includes an arc-shaped channel having multiple stages connected in series. At least one stage of the arc-shaped channel is separated into a plurality of sub-channels distributed along a radial direction, one end of the multistage arc-shaped channel is provided with at least one fluid inlet and an inlet channel connecting the end of to...