Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342766 | Process for producing L-threonine by fermentation with P. rettgeri. | Katsushige Yamada | 1994-08-30 |
| 5264353 | Process for producing L-threonine by fermentation | Katsushige Yamada, Hiromi Tsutsui, Masae Takeuchi, Makoto Shirai | 1993-11-23 |
| 5098835 | Process for producing L-threonine by fermentation | Katsushige Yamada, Hiromi Tsutsui, Makoto Shirai | 1992-03-24 |
| 4971907 | Method for producing pyruvic acid by fermentation | Reiko Miyata, Tetsu Yonehara, Hiromi Tsutsui | 1990-11-20 |