ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,121, issued on April 14, was assigned to HIDEEP INC. (Seongnam-si, South Korea).
"Touch device for passive resonant stylus, driving method for the same and touch system" was invented by Seyeob Kim (Seongnam-si, South Korea), Bonkee Kim (Seongnam-si, South Korea), Hyoungwook Woo (Seongnam-si, South Korea), Hojun Moon (Seongnam-si, South Korea), Hwanhee Lee (Seongnam-si, South Korea), Jongsik Kim (Seongnam-si, South Korea) and Youngho Cho (Seongnam-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a ...