Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227138 | Phosphorus containing benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode | Seongwoo Choi | 2012-07-24 |
| 8192892 | Phosphorous containing benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the same, electrolyte membrane for fuel cell including the same, and fuel cell employing the same | Seongwoo Choi, Wonmok Lee | 2012-06-05 |
| 8188210 | Naphthoxazine benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode | Seongwoo Choi | 2012-05-29 |
| 8187766 | Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode | Seongwoo Choi | 2012-05-29 |