Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822779 | Phosphoric and thiophosphonic acid derivatives of 5-hydroxypyrazoles, compositions and use | Yeong D. Gong, Gil Hee Ko Kim | 1989-04-18 |
KH
Ki J. Hwang
Overall (1989): #87,252 of 140,708Top 65%
1
Patents 1989