Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818074 | High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same | Saiji Matsuoka, Tetsuo Shimizu, Osamu Furukimi | 2004-11-16 |
| 6814819 | Methods of manufacturing hot-dip galvanized hot-rolled and cold-rolled steel sheets excellent in strain age hardening property | Saiji Matsuoka, Tetsuo Shimizu, Osamu Furukimi | 2004-11-09 |
| 6692584 | High tensile cold-rolled steel sheet excellent in ductility and in strain aging hardening properties, and method for producing the same | Akio Tosaka, Osamu Furukimi | 2004-02-17 |
| 6676774 | Hot rolled steel plate and cold rolled steel plate being excellent in strain aging hardening characteristics | Saiji Matsuoka, Tetsuo Shimizu, Osamu Furukimi | 2004-01-13 |