Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8653400 | High strength welded steel tube superior in hydrogen embrittlement cracking resistance of weld metal and method of production of same | Eiji Tsuru, Takuya Hara, Hitoshi Asahi, Hiroshi Morimoto, Yoshio Terada +1 more | 2014-02-18 |