Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641779 | Fe-based sintered valve seat having high strength and method for producing the same | Kinya Kawase | 2003-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641779 | Fe-based sintered valve seat having high strength and method for producing the same | Kinya Kawase | 2003-11-04 |