ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,613, issued on June 17, was assigned to KOLON INDUSTRIES INC. (Seoul, South Korea).

"Polymer electrolyte membrane, membrane-electrode assembly comprising same, and fuel cell" was invented by Eun Su Lee (Seoul, South Korea), Dong Hoon Lee (Seoul, South Korea), Na Young Kim (Seoul, South Korea), Jung Hwa Park (Seoul, South Korea) and Hye Song Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polymer electrolyte membrane having improved chemical or mechanical durability is provided. The present disclosure relates to a polymer electrolyte membrane, and the polymer electrolyte membrane according to the present disclosure comprises ...