ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,067, issued on April 8, was assigned to University of Washington (Seattle) and Lamprogen Inc. (Seattle).

"Nanoparticle transducer sensors and methods of use thereof" was invented by Daniel T. Chiu (Seattle), Jiangbo Yu (Seattle), Changfeng Wu (Changchun, China) and Kai Sun (Changchun, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides nanoparticle transducers and methods of use thereof for the detection of analyte concentrations in a fluid. Nanoparticle transducers can comprise a nanoparticle, such as a Pdot, coupled to an enzyme that catalyzes a reaction with the analyte. The nanoparticle transducers further compri...