Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468498 | Composite metal material, preparation thereof and photocatalytic process using same | Sang Goo Lee, Min Chan Kim, Gil-Seon Kang, In Kyu Song, Young Gwan Ko | 2002-10-22 |
| 5227141 | Membrane catalytic reactor comprising heteropolyacid catalyst and polysulfone membrane | Jae Jin Kim, In Kyu Song | 1993-07-13 |