Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9567241 | Continuous circulation sand filter and continuous circulation sand filtering method | Youn-Kook Kim, You-Mee Na, Ha Na Yu | 2017-02-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9567241 | Continuous circulation sand filter and continuous circulation sand filtering method | Youn-Kook Kim, You-Mee Na, Ha Na Yu | 2017-02-14 |