| 7381501 |
Polymer electrolyte and proton conductive membrane |
Toshihiro Otsuki, Nagayuki Kanaoka, Masaru Iguchi, Naoki Mitsuta |
2008-06-03 |
| 7211203 |
Polymer electrolyte, proton conductive membrane and membrane-electrode assembly |
Toshihiro Otsuki, Nagayuki Kanaoka, Masaru Iguchi, Naoki Mitsuta |
2007-05-01 |
| 7078121 |
Aromatic sulfonate derivative, polyarylene, sulfonated polyarylene and production method thereof, macromolecular solid electrolyte, and proton conductive membrane |
Nagayuki Kanaoka, Masaru Iguchi, Naoki Mitsuta, Toshihiro Ohtsuki |
2006-07-18 |
| 7001929 |
Proton conductive membrane having improved thermal stability |
Kohei Goto, Mayumi Kakuta, Fusazumi Masaka, Kiyonori Kita, Naoki Mitsuta +2 more |
2006-02-21 |