Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039162 | Unit cell for solid polymer electrolyte fuel cell | Yutaka Ishioka, Hideaki Tanahashi | 2011-10-18 |
| 7951481 | Separator and cell using the same for use in solid polymer electrolyte fuel cell | Yutaka Ishioka, Ryo Hirai | 2011-05-31 |