Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6532995 | Super-high-strength line pipe excellent in low temperature toughness and production method thereof | Hitoshi Asahi, Hiroshi Tamehiro, Takuya Hara, Yoshio Terada, Kunio Koyama | 2003-03-18 |
| 6428633 | Steel for welded structures and welding wire | Tadashi Kasuya, Masao Fuji, Naoki Saitou, Junichi Kobayashi, Toshihiko Chiba | 2002-08-06 |
| 6159310 | Wire for welding high-chromium steel | Hiroshige Inoue, Toshihiko Koseki | 2000-12-12 |
| 5514332 | Titanium for conductor conduit in superconducting coil | Takao Horiya, Toshiaki Nishida, Hirofumi Yoshimura, Naoomi Yamada, Masayuki Yamamoto +2 more | 1996-05-07 |