ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,918, issued on Sept. 9, was assigned to LIMINAL INSIGHTS INC. (Emeryville, Calif.).

"Inspection of binders and slurry mixtures for use in battery fabrication based on acoustic signal analysis" was invented by Shaurjo Biswas (El Cerrito, Calif.), Andrew Hsieh (Berkeley, Calif.), Barry Van Tassell (El Cerrito, Calif.) and Marc Juzkow (Livermore, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, techniques, and computer-implemented processes for acoustic signal based improvements to one or more process steps in the manufacture of battery cells. Information gathered based on an acoustic signal based analysis in one process step can be used...