Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8252475 | Separator comprising a metal sheet and a resin | Ikuzo Usami | 2012-08-28 |
| 8034505 | Fuel cell separator that is excellent in workability and corrosion resistance | Ikuzo Usami, Toshiaki Kasazaki, Tomohiro Nishio | 2011-10-11 |