Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599467 | Process for forging titanium-based material, process for producing engine valve, and engine valve | Toshiya Yamaguchi, Akio Hotta, Yoshinori Shibata, Tadahiko Furuta, Takashi Saito +2 more | 2003-07-29 |