Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709770 | Steel sheet hot dip coated with Zn-Al-Mg having high Al content | Atsushi Komatsu, Atsushi Ando | 2004-03-23 |
| 6379820 | Hot-dip Zn-A1-Mg plated steel sheet good in corrosion resistance and surface appearance and method of producing the same | Atsushi Komatsu, Takao Tsujimura, Kouichi Watanabe, Atsushi Andoh, Toshiharu Kittaka | 2002-04-30 |
| 6235410 | Hot-dip Zn-Al-Mg coated steel sheet excellent in corrosion resistance and surface appearance and process for the production thereof | Atsushi Komatsu, Takao Tsujimura, Kouichi Watanabe, Atsushi Andoh, Toshiharu Kittaka | 2001-05-22 |