Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913842 | Liquid phase diffusion welded metal-made precision machine component and production method thereof | Yasushi Hasegawa, Yutaka Takagi | 2005-07-05 |
| 6866725 | Steel pipe excellent in formability and method of producing the same | Nobuhiro Fujita, Naoki Yoshinaga, Manabu Takahashi, Hitoshi Asahi, Yasushi Hasegawa | 2005-03-15 |