Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10071324 | Backwashing fluid discharge apparatus and filter unit | Won Taek Jang, Yang Gyu Kim, Kyung Nam Chung, Gil Ju Jeong, Tae Jin Rhee +3 more | 2018-09-11 |
| 10058804 | Filter device | Won Taek Jang, Kyung Nam Chung, Yang Gyu Kim, Gil Ju Jeong, Tae Jin Rhee +3 more | 2018-08-28 |