ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,602, issued on April 21, was assigned to NATIONAL TSING HUA UNIVERSITY (Hsinchu City, Taiwan).

"Eddy current induction sensing method and device" was invented by Ting-Wei Wang (Hsinchu City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An eddy current induction sensing method includes: providing an excitation signal to a first coil; generating a first electromagnetic signal, by the first coil, caused by the excitation signal; coupling the first electromagnetic signal to a second coil to cause the second coil to generate a second electromagnetic signal; generating an induced eddy current by a target conductor while the target conductor rece...