Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689001 | Process for purifying valine | Kazuhiro Hasegawa, Tetsuya Kaneko, Noriko Takahashi | 1997-11-18 |
| 5616786 | Method of obtaining anhydrous phenylalanine crystals | Takeru Sato | 1997-04-01 |