Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7632554 | Wallpaper having thermochromic material layer and manufacturing method thereof | Wan Soo Kim, Sung-Il Woo, Jong Heon LEE, Jae Woo Yang | 2009-12-15 |
| 6457322 | Filter housing assembly for refrigerators | Ill-Shin Kim, Yong-Chol Kwon | 2002-10-01 |
| 6347530 | Cooling air supplying structure for a refrigerator having cantilever shelves | — | 2002-02-19 |
| 6276146 | Method for controlling the purified water passage of a refrigerator with a water purifying filter | Ill-Shin Kim, Yong-Chol Kwon | 2001-08-21 |