Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507514 | Method for purifying 1,2-dichloroethane | Yusaku Ariki, Noboru YOSHIDA | 1985-03-26 |
| 4351976 | Method for purifying 1,2-dichloroethane | Yusaku Ariki, Noboru YOSHIDA | 1982-09-28 |