Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851521 | Esters of hyaluronic acid | Francesco Della Valle | 1989-07-25 |
| 4849413 | Ganglioside derivatives | Francesco Della Valle | 1989-07-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851521 | Esters of hyaluronic acid | Francesco Della Valle | 1989-07-25 |
| 4849413 | Ganglioside derivatives | Francesco Della Valle | 1989-07-18 |