ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,424, issued on Dec. 30, was assigned to JEISYS MEDICAL INC. (Seoul, South Korea).

"Needle tip for application of current, hand piece, and skin treatment apparatus" was invented by Dong Hwan Kang (Incheon, South Korea) and Hye Jin Sun (Incheon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The inventive concept relates to a needle tip for application of current, a hand piece, and a skin treatment apparatus that are equipped with a needle in which an electromagnetically-energized active region is formed as a partial region other than a tip end of the needle is exposed in a non-insulated state."

The patent was filed on Nov. 13, 2023, unde...