Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7029559 | Proton exchange composite membranes, composite solutions, and method for manufacturing and fuel cell using the same | Jongok Won, Yong Soo Kang, In Hwan Oh, Heung Yong Ha, Jee Won Choun +1 more | 2006-04-18 |