Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9957147 | Automatic extraction device and method for controlling automatic extraction | Ki-Chul Kim, Su-Yong Park | 2018-05-01 |
| 9908159 | Washing device for water treatment apparatus and washing method thereof | Jung Hwan Lee, Ho-Dong Nam, Jong Min Kim | 2018-03-06 |
| 9604264 | Washing device for water treatment apparatus and washing method thereof | Jung Hwan Lee, Ho-Dong Nam, Jong Min Kim | 2017-03-28 |
| 9139451 | Washing device for water treatment apparatus and washing method thereof | Jung Hwan Lee, Ho-Dong Nam, Jong Min Kim | 2015-09-22 |