Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11110401 | Method for hydrophilizing porous membrane and method for manufacturing ion-exchange membrane using same | Byung Hyun KIM, Won Sun Ryoo, Myung Su JUNG, Bom Yi LEE | 2021-09-07 |
| 9325023 | Method for manufacturing membrane-electrode assembly for polymer electrolyte fuel cell and membrane-electrode assembly manufactured thereby | Young-Taik Hong, Tae Ho Kim, Young-Jun Yoon, Duk Man Yu | 2016-04-26 |
| 9318763 | Ceramic porous substrate, reinforced composite electrolyte membrane using the same and membrane-electrode assembly having the same | Young Talk Hong, Jong Ho Choi, Sang-Young Lee | 2016-04-19 |
| 6062037 | Refrigerated air supply apparatus for refrigerator | — | 2000-05-16 |
| 5979174 | Refrigerated air supply apparatus for refrigerator | Seok Ro Kim, San Ho Park, Gyoo-Jong Bae, Sung-Ho Shin | 1999-11-09 |
| 5960641 | Cold air circulation device of refrigerator | Seok Ro Kim, Sang Bae Kim | 1999-10-05 |