Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638371 | Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same | Tetsuo Mochida, Kazuhiro Seto, Tomohisa Oonishi | 2003-10-28 |
| 6537394 | Method for producing hot-dip galvanized steel sheet having high strength and also being excellent in formability and galvanizing property | Kazunori Osawa, Osamu Furukimi, Yoshitsugu Suzuki, Akio Shinohara | 2003-03-25 |