ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,688, issued on Aug. 19, was assigned to HIRATA Corp. (Kumamoto, Japan).
"Sample producing apparatus" was invented by Seigo Murakami (Kumamoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sample producing apparatus configured to produce an observation sample by placing an observation target object on a surface of a liquid pool on an optically transparent plate and then removing the liquid pool, comprising a holding unit configured to hold the plate, and a tilting unit configured to tilt the plate such that a liquid of the liquid pool on the plate held by the holding unit is discharged."
The patent was filed on Feb. 25, 2022, under Applica...