Armstrong, Nikaido, Marmelstein & Kubovcik
Process for preparing L-methionine
 A process for preparing L-methionine by subjecting DL- or L-N-carbamoylmethionine to the action of a cultured broth, cells or treated cells of microorganisms having a capability in asymmetrically hydrolyzing the carbamoyl group of N-carbamoylmethionine. The process is suited for large-scale economical manufacturing of L-methionine. 
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y C Y Y Y
Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S Y10S C12P Y10S Y10S Y10S
additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional additional inventional additional additional additional
Hideaki Satomi Kazushige Hirotaka Koji
Yamada Takahashi Sumino Fukumitsu Yoneda