Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9808751 | Complex filter and water purifier including complex filter | Kyunghee Moon, Changho Lee, Sangduck LEE, Jeayoul JOUNG, Jeongil Kye +1 more | 2017-11-07 |
| 9610545 | Hollow-fibre membrane having novel structure, and production method therefor | Junseok Lee, Sumin Lee, Changho Lee, Minjoung Kim | 2017-04-04 |