Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827986 | Grafted polymer electrolyte membrane, method of producing a grafted polymer electrolyte membrane, and fuel cell comprising the same | Michiaki Kato, Takumi Taniguchi, Yu Morimoto, Masaya Kawasumi | 2004-12-07 |
| 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 |
| 6242123 | Solid polyelectrolyte membrane for fuel cells, and method for producing it | Shinji Nezu, Naoki Ito, Chiaki Yamada, Michiaki Kato | 2001-06-05 |
| 6224994 | Solid polyelectrolyte-type fuel cell | Chiaki Yamada, Michiaki Katoh, Shinji Nezu | 2001-05-01 |