Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5264353 | Process for producing L-threonine by fermentation | Katsushige Yamada, Kyousuke Yotsumoto, Masae Takeuchi, Makoto Shirai | 1993-11-23 |
| 5098835 | Process for producing L-threonine by fermentation | Katsushige Yamada, Kyousuke Yotsumoto, Makoto Shirai | 1992-03-24 |
| 4971907 | Method for producing pyruvic acid by fermentation | Reiko Miyata, Tetsu Yonehara, Kyousuke Yotsumoto | 1990-11-20 |