Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436555 | Zinc-comprising-plated high tension steel sheet | Seiji Nakajima, Chiaki Kato | 2002-08-20 |
| 6398884 | Methods of producing steel plate, hot-dip steel plate and alloyed hot-dip steel plate | Shigeru Umino, Akio Tosaka, Keiji Nishimura, Hiromasa Hayashi | 2002-06-04 |