Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8100313 | Source blank for stainless steel three-ply clad sheet, production methods of clad steel plate and sheet for solid polymer type fuel cell separator, and solid polymer type fuel cell separator | Kunihiko Ushio, Takeo Yazawa, Hideaki Yamamoto, Yoshio Tarutani, Akira Seki | 2012-01-24 |