Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629443 | Highly purified acetonitrile and process for purifying crude acetonitrile | Shigeru Kurihara, Minoru Saitoh, Hideo Midorikawa | 1997-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629443 | Highly purified acetonitrile and process for purifying crude acetonitrile | Shigeru Kurihara, Minoru Saitoh, Hideo Midorikawa | 1997-05-13 |