Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5070208 | Method for crystallization of optically active tryptophan | Takahisa Tada, Ryuichiro Kasatani | 1991-12-03 |
| 4966994 | Method for purifying L-glutamine | Masashi Miyazawa, Toyokazu Kaneko, Tetsuya Kaneko | 1990-10-30 |