Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933068 | Polymer electrolyte membrane and solid polymer electrolyte fuel cell using same | Yoichi Asano, Masaaki Nanaumi, Nagayuki Kanaoka, Hiroshi Sohma, Junji Matsuo +4 more | 2005-08-23 |
| 6926984 | Polymer electrolyte membrane, method for producing same, and membrane electrode assembly and polymer electrolyte fuel cell comprising same | Yoichi Asano, Masaaki Nanaumi, Hiroshi Sohma, Nagayuki Kanaoka | 2005-08-09 |
| 6844097 | Solid polymer type fuel cell | Kaoru Fukuda, Yoichi Asano, Nagayuki Kanaoka, Masaaki Nanaumi | 2005-01-18 |
| 6840303 | Process for continuously casting light alloy and apparatus for continuously casting light alloy | Teruyuki Ohtani, Takeyoshi Nakamura, Takashi Idegomori, Kiyonobu Mizoue, Yoshiyuki Fujikawa | 2005-01-11 |