Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844809 | Method for purifying reaction solution obtained by using microbial cell, immobilized microbial cell, or immobilized enzyme | Ashina Yoshiro, Yasumasa Yamaguchi, Masashi Nishida | 1989-07-04 |