Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832713 | Spot joining method and spot joining device | Yuzo Kano, Masayuki Inuzuka, Yasumasa Nakashima, Yasuhide Nagao, Tomoyuki Iwashita | 2004-12-21 |
| 6715664 | Friction stir welding method | — | 2004-04-06 |