Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332905 | High-strength metal solidified material and acid steel and manufacturing methods thereof | Minoru Ootaguchi, Yuji Muramatsu, Kaneaki Tsuzaki, Kotobu Nagai, Toru Hayashi | 2001-12-25 |