Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043753 | Method of operating a solid polymer electrolyte fuel cell and aging apparatus | Norimasa Kawagoe | 2011-10-25 |
| 8012639 | Fuel cell stack | Seiji Sugiura, Minoru Koshinuma, Jun Kondo, Hiroshi Morikawa | 2011-09-06 |
| 7951508 | Fuel cell | Seiji Sugiura, Shuhei Goto | 2011-05-31 |