ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,294, issued on Oct. 6, was assigned to DH Technologies Development Pte. Ltd. (Singapore).
"Volumetric measurement of micro droplets" was invented by Thomas R. Covey (Newmarket, Canada) and Chang Liu (Richmond Hill, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Improvements in acoustically dispensed samples that are injected into an open port probe (OPP) are described. Apparatus and method are described that calibrate the volume dispensing determination and mechanisms in the acoustic dispenser to produce accurate and precise volumetric delivery."
The patent was filed on July 16, 2024, under Application No. 18/774,553.
*For further informatio...