Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593738 | Process for the preparation of composite semi-permeable membrane | Dae W. Ihm, Kwon-Il Kim, Byeng Hyun Kim | 1997-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593738 | Process for the preparation of composite semi-permeable membrane | Dae W. Ihm, Kwon-Il Kim, Byeng Hyun Kim | 1997-01-14 |