Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8349515 | Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane | Seong-woo Choi, Hee-young Sun, Woo-sung Jeon | 2013-01-08 |