Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877735 | Process for producing 2-keto-L-gulonic acid | Ikuo Nogami, Takamasa Yamaguchi, Hideo Shirafuji | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877735 | Process for producing 2-keto-L-gulonic acid | Ikuo Nogami, Takamasa Yamaguchi, Hideo Shirafuji | 1989-10-31 |