Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803139 | Electrically conductive resinous composition, fuel cell separator and production thereof, and polymer electrolyte fuel cell | Kazuo Saito, Atsushi Hagiwara, Yasuo Imashiro, Fumio Tanno, Tsutomu Uehara | 2004-10-12 |