Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658904 | 1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same | Satoshi Ono, Tetsuo Yamafuji, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1997-08-19 |
| 5612381 | 1,2-ethanediol derivative and salt thereof process for producing the same, and cerebral function-improving agent comprising the same | Satoshi Ono, Tetsuo Yamafuji, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1997-03-18 |