ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,238, issued on Dec. 2, was assigned to Altratech Ltd. (Limerick, Ireland).
"Capacitive sensor and method of use" was invented by Timothy Cummins (Cratloe, Ireland) and Brian O'Farrell (Watergrasshill, Ireland).
According to the abstract* released by the U.S. Patent & Trademark Office: "An analyte in a liquid sample is detected using a capacitive sensor having electrodes and a sensor surface, and a signal processor. The sample is dried to reduce its liquid content, and capacitive measurements are made after the drying and preferably also before the drying. The sample may include particles, and the analyte is part of or attached to the particles, and the particles provide a major pa...