Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7569628 | Styrenic thermoplastic resin blend | Sung Ho Lee, Chan-Hong Lee, Yong Yeon Hwang, Ki Young NAM | 2009-08-04 |
| 7235597 | Styrenic thermoplastic resin composition containing an aromatic pentaerythrityl diphosphate | Sung Ho Lee, Chan-Hong Lee, Yong Yeon Hwang, Ki Young NAM | 2007-06-26 |