Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638371 | Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same | Kazuhiro Seto, Kei Sakata, Tomohisa Oonishi | 2003-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638371 | Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same | Kazuhiro Seto, Kei Sakata, Tomohisa Oonishi | 2003-10-28 |