Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793876 | Production process for Fe-based sintered alloy valve seat | Kazuyuki Hoshino, Kunio Hanata | 2004-09-21 |
| 6787412 | Dielectric element and method for fabricating the same | Akira Hashimoto, Yoshimi Sato, Hideya Kobari, Tetsuya Nakajima | 2004-09-07 |