Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416617 | High strength seamless steel pipe excellent in hydrogen-induced cracking resistance | Nobuyuki Hisamune, Hajime Osako, Kunio Kondo | 2008-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416617 | High strength seamless steel pipe excellent in hydrogen-induced cracking resistance | Nobuyuki Hisamune, Hajime Osako, Kunio Kondo | 2008-08-26 |