Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037388 | Steel plate for paint use and manufacturing method thereof | Toshiaki Kan, Satoru Takeshita, Masahiko Sakai | 2006-05-02 |
| 6517643 | Steel having excellent outer surface SCC resistance for pipeline | Hitoshi Asahi, Takahiro Kushida, Yasuyoshi Yamane, Hideaki Fukai | 2003-02-11 |