ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,713, issued on Jan. 13, was assigned to ILLUMINA INC. (San Diego).

"Method and apparatus to identify fluidic path positions" was invented by Wesley A. Cox-Muranami (San Diego), Sz-Chin Steven Lin (Ladera Ranch, Calif.), Rajagopal Panchapakesan (Escondido, Calif.), Darren Segale (San Diego) and Richard Lemoine (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for testing a microfluidic device includes interfacing a microfluidic device to a fluidic parameter testing system. The microfluidic device has an internal rotary valve and internal fluidic channels. Each channel has a port with a predetermined port position that the rotary valv...