Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592774 | Refrigerant mixture comprising difluromethane, pentafluroethane and 1,1,1-trifluoroethane | Lee Byung Gwon, Lim Jong Sung, Park Kun You, Cho Seong Joon | 2003-07-15 |