Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7816040 | Fuel cell | Gang Xie, Atsushi Kurita, Yosuke Oyabe, Naoki Ito | 2010-10-19 |
| 7247400 | Fuel cell and method of controlling the same | Yosuke Oyabe, Naoki Ito | 2007-07-24 |
| 6949305 | Separator for fuel cell, method for producing separator and fuel cell applied with separator | Toshihisa Terazawa, Masami Ishii | 2005-09-27 |
| 6355370 | Solid polyelectrolyte fuel cell having a solid polyelectrolyte membrane with varying water content | Michiaki Katoh, Michio Asukabe, Chiaki Yamada | 2002-03-12 |
| 6242123 | Solid polyelectrolyte membrane for fuel cells, and method for producing it | Naoki Ito, Chiaki Yamada, Michiaki Kato, Michio Asukabe | 2001-06-05 |
| 6224994 | Solid polyelectrolyte-type fuel cell | Michio Asukabe, Chiaki Yamada, Michiaki Katoh | 2001-05-01 |
| 5994426 | Solid-polymer-electrolyte membrane for fuel cell and process for producing the same | Masaki Gondo | 1999-11-30 |
| 5817718 | Solid-polymer-electrolyte membrane for fuel cell and process for producing the same | Masaki Gondo | 1998-10-06 |
| 5142045 | Electroactive materials | Robert Zand, Selim Kusefoglu | 1992-08-25 |
| 4837407 | Plastic electrically insulating substrates for wiring circuit boards and a method of manufacturing thereof | — | 1989-06-06 |