Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7714029 | Method of producing expandable polystyrene beads which have excellent heat insulation properties | Jin Hee Lee, Hae-Ri Lee | 2010-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7714029 | Method of producing expandable polystyrene beads which have excellent heat insulation properties | Jin Hee Lee, Hae-Ri Lee | 2010-05-11 |