Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7325717 | Welding material and a method of producing welded joint | Takahiro Kubo, Koich Yasuda, Keniti Amano, Kazuo Hiraoka, Akihiko Ohta +1 more | 2008-02-05 |
| 6706125 | Linear shape steel excellent in joint fatigue characteristics and production method therefor | Tatsumi Kimura, Keniti Amano, Takanori Okui, Keizou Taoka, Hironori Miura +2 more | 2004-03-16 |