ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,339, issued on June 17, was assigned to CJ CHEILJEDANG Corp. (Seoul, South Korea).

"Method of producing sulfur-containing amino acid or derivative thereof" was invented by Sol Choi (Seoul, South Korea), Hee Ju Kim (Seoul, South Korea), Jin Ah Rho (Seoul, South Korea), Jin Nam Lee (Seoul, South Korea), Han Hyoung Lee (Seoul, South Korea), Sun Young Lee (Seoul, South Korea), Sang Jun Kim (Seoul, South Korea) and Jihyun Shim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of producing sulfur-containing amino acids or derivatives of the sulfur-containing amino acids."

The patent was filed on June 26, 2020, under Application ...