Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562474 | Coated steel sheet having excellent corrosion resistance and method for producing the same | Naoto Yoshimi, Satoru Ando, Akihiko Furuta, Masaaki Yamashita, Akira Matsuzaki +6 more | 2003-05-13 |
| 6509099 | Phosphate-treated steel plate | Kazuya Urata, Takahiro Kubota, Satoru Ando, Tatsuya Miyoshi, Masaaki Yamashita | 2003-01-21 |