ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,444,565, issued on Oct. 14, was assigned to REMEDI Co. LTD (South Korea).

"Method of manufacturing a filament, filament manufactured thereby, and x-ray tube having the filament" was invented by Re Na Lee (Seoul, South Korea), Sung Ho Cho (Seoul, South Korea) and Byoung Tae Jang (Bucheon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present inventive concept provides a method for manufacturing a filament including the steps of inserting and bonding an electrode having a desired length into a through-hole of a plate-shaped base to form a first part; bonding a wire having a desired length to one surface of a plate-shaped disc to form a...