Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8715878 | Polymer electrolyte fuel cell, membrane electrode assembly and manufacturing method thereof | Masashi Oota | 2014-05-06 |
| 8614028 | Membrane and electrode assembly and method of producing the same, and polymer electrolyte membrane fuel cell | Hiroyuki Morioka, Saori Okada, Keiichi Iio | 2013-12-24 |
| 7947411 | Membrane and electrode assembly and method of producing the same, and polymer electrolyte membrane fuel cell | Hiroyuki Morioka, Saori Okada, Keiichi Iio | 2011-05-24 |