Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786737 | Aromatic sulfonic acid salts of a proline derivative | Yasuo Irie, Chieko Ishijima, Michito Sumikawa, Naohiko Yasuda | 1988-11-22 |
| 4720554 | Aromatic sulfonic acid salts of a proline derivative | Yasuo Irie, Chieko Ishijima, Michito Sumikawa, Naohiko Yasuda | 1988-01-19 |
| 4387232 | Process for preparing N-acylcarnosine | Chikahiko Eguchi, Hirozumi Eto | 1983-06-07 |