Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9757780 | Electric resistance welded steel pipe excellent in deformability and fatigue properties after quenching | Shinya Sakamoto, Takuya Hara, Yoshio Terada, Takafumi Sebayashi | 2017-09-12 |
| 7296450 | Apparatus and method for production of tapered steel pipe | Yasuyuki Kuroda, Yukihisa Kuriyama, Manabu Ueda, Hirotoshi Hishida, Takashi Motoyoshi | 2007-11-20 |