Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740138 | Molten steel producing method | Hajime Amano, Akihiro Nagatani | 2004-05-25 |
| 5236522 | Fe-Ni-Co alloy for a shadow mask | Norio Fukuda, Naofumi Nakamura, Hideya Itoh, Akira Makita, Tsutomu Hatano | 1993-08-17 |