Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084143 | High-yield-ratio and high-strength thin steel sheet superior in weldability and ductility, high-yield-ratio high-strength hot-dip galvanized thin steel sheet, high-yield ratio high-strength hot-dip galvannealed thin steel sheet, and methods of production of same | Naoki Yoshinaga, Yasuharu Sakuma, Atsushi Itami | 2011-12-27 |
| 8057913 | Steel sheet having high young'S modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel sheet, steel pipe having high young'S modulus and methods for manufacturing the same | Natsuko Sugiura, Naoki Yoshinaga, Manabu Takahashi, Koji Hanya, Nobuyoshi Uno +3 more | 2011-11-15 |