Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793876 | Production process for Fe-based sintered alloy valve seat | Atsushi Kawakami, Kunio Hanata | 2004-09-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793876 | Production process for Fe-based sintered alloy valve seat | Atsushi Kawakami, Kunio Hanata | 2004-09-21 |