Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8175637 | Method for multi-party call in mobile station | Dong An | 2012-05-08 |
| 7957338 | Apparatus and method for providing data service in portable terminal | Doo-Yoel Kam | 2011-06-07 |
| 6378204 | Manufacturing method for split heat exchanger having oval tubes in zigzag pattern | Kwang-Il Kim | 2002-04-30 |
| 6289691 | Refrigerator | Kwang-Il Kim, Sung Cheol Kang | 2001-09-18 |
| 5960642 | Refrigerating cycle system for a refrigerator | Kwang-Il Kim, Byung-Moo Lee | 1999-10-05 |