Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933068 | Polymer electrolyte membrane and solid polymer electrolyte fuel cell using same | Masaaki Nanaumi, Nagayuki Kanaoka, Hiroshi Sohma, Nobuhiro Saito, 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 | Masaaki Nanaumi, Hiroshi Sohma, Nagayuki Kanaoka, Nobuhiro Saito | 2005-08-09 |
| 6844097 | Solid polymer type fuel cell | Kaoru Fukuda, Nagayuki Kanaoka, Nobuhiro Saito, Masaaki Nanaumi | 2005-01-18 |