Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7247211 | Method of manufacture of ultra-low carbon steel | Syuji Nakai, Yoshihiko Higuchi, Sei Hiraki | 2007-07-24 |
| 6726782 | Ultra-low carbon steel sheet | Syuji Nakai, Yoshihiko Higuchi, Sei Hiraki | 2004-04-27 |
| 5841565 | Semiconductor device, light-receiving module and method for manufacturing same | — | 1998-11-24 |