Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002163 | Friction welding apparatus | Koichi Kawaura | 2011-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002163 | Friction welding apparatus | Koichi Kawaura | 2011-08-23 |