Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544680 | Fuel cell separator, a fuel cell using the fuel cell separator, and a method for making the fuel cell separator | Shigeru Takano, Kenichi Uehara, Hitomi Hatano | 2003-04-08 |