Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592773 | Refrigerant mixture comprising difluromethane, pentafluroethane and 1,1,1-trifluoroethane | Byung Gwon Lee, Jong-Sung Lim, Kun You Park, Seong Joon Cho | 2003-07-15 |
| 6524495 | Refrigerant mixture comprising difluromethane, pentafluroethane and 1,1,1-trifluoroethane | Byung Gwon Lee, Jong-Sung Lim, Kun You Park, Seong Joon Cho | 2003-02-25 |