Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783664 | Water-treating device | — | 2004-08-31 |
| D490875 | Water treating device | — | 2004-06-01 |
| 6430445 | Anti-aging electromagnetic apparatus | Ki-Suk Kim | 2002-08-06 |
| 5884496 | Cool air feeding system for refrigerator | Jae Jin Kim, Young-Chul Son | 1999-03-23 |