Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6739495 | Friction stir welding method and component part welded by the method | Hisanori Okamura, Kinya Aota, Masahiko Sakamoto | 2004-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6739495 | Friction stir welding method and component part welded by the method | Hisanori Okamura, Kinya Aota, Masahiko Sakamoto | 2004-05-25 |