Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624828 | Process for producing L-tryptophan in serine auxotrophic microorganisms belonging to the genus corynebacterium or brevabacterium | Ryoichi Katsumata, Masato Ikeda, Yuko Sasao | 1997-04-29 |
| 5595894 | Process for stably maintaining recombinant plasmids in serine auxotrophic microorganisms belonging to the genus Corynebacterium or Brevibacterium | Ryoichi Katsumata, Masato Ikeda, Yuko Sasao | 1997-01-21 |