ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,591, issued on July 28, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Deposition apparatus" was invented by Ki Sun Jang (Yongin-si, South Korea), Kwan Yong Lee (Yongin-si, South Korea), Jong Ho Park (Yongin-si, South Korea) and Hyung Keon Cho (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A deposition apparatus includes a chamber including an internal space where a deposition process takes place, and at least one magnet unit positioned below the chamber and including a first magnet member and a second magnet member, the second magnet member being positioned around an outer periphery of the first magnet m...