Issued Patents All Time
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 | Michio Asukabe, Chiaki Yamada, Shinji Nezu | 2002-03-12 |
| 6224994 | Solid polyelectrolyte-type fuel cell | Michio Asukabe, Chiaki Yamada, Shinji Nezu | 2001-05-01 |