Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6355370 | Solid polyelectrolyte fuel cell having a solid polyelectrolyte membrane with varying water content | Michiaki Katoh, Chiaki Yamada, Shinji Nezu | 2002-03-12 |
| 6335112 | Solid polymer electrolyte fuel cell | Gang Xie | 2002-01-01 |