Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831097 | Heterocyclic containing cellulosic graft polymers | Jui-Chang Chuang, Stephen C. Johnson | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831097 | Heterocyclic containing cellulosic graft polymers | Jui-Chang Chuang, Stephen C. Johnson | 1989-05-16 |