ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,321, issued on March 25, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).

"Method for removing background of fluorescence lifetime measurement and method for quantifying target substance" was invented by Akinori Oda (Hamamatsu, Japan) and Hiroshi Satozono (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method of quantifying a target substance present in a solvent comprises acquiring a first fluorescence decay curve and a second fluorescence decay curve to acquire some factors from the curves."

The patent was filed on June 14, 2022, under Application No. 17/839,568.

*For further information, including ima...