Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442952 | System and method for controlling communication-executable refrigerator | Young Hoon Roh, Chul Jin Cho | 2002-09-03 |
| 6430946 | Structure for mounting monitor on refrigerator | Young Hoon Roh, Jin Cheol Cho | 2002-08-13 |
| 6397606 | Refrigerator setup system and method | Young Hoon Roh, Jin Cho, Jung Ho Kim | 2002-06-04 |
| 6393848 | Internet refrigerator and operating method thereof | Young Hoon Roh, Jin Cheol Cho | 2002-05-28 |
| 6370890 | Refrigerator and its method for controlling the same | Young Hoon Roh | 2002-04-16 |
| 6290771 | Activated koalin powder compound for mixing with cement and method of preparing the same | Moon Han Kim, Hey-Zoo Hwang, Jung Ha Hwang, Hee Sung Cha, Jong Kuk Lee | 2001-09-18 |
| 5976241 | Activated kaolin powder compound for mixing with cement and method of preparing the same | Moon Han Kim, Hey-Zoo Hwang, Jung Ha Hwang, Hee Sung Cha, Jong Kuk Lee | 1999-11-02 |