Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753095 | Zinc-based metal plated steel sheet treated with phosphate being excellent in formability and method for production thereof | Kiyokazu Isizuka, Keiichi Sanada, Kazuo Takahashi, Teruaki Yamada, Daisuke Ito +1 more | 2004-06-22 |
| 6720078 | Organic composite coated zinc-based metal plated steel sheet | Kiyokazu Isizuka, Teruaki Yamada, Kimitaka Hayashi, Ikuo Kikuchi | 2004-04-13 |
| 6623868 | Galvanized steel for use in vehicle body | Kiyokazu Isizuka | 2003-09-23 |