Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255005 | Hot-rolled steel sheet | Daisuke Maeda, Hiroshi Shuto, Akifumi SAKAKIBARA, Shinsuke Kai | 2022-02-22 |
| 10900100 | Hot rolled steel sheet | Tatsuo Yokoi, Nobuo Yoshikawa, Shigeru Yonemura | 2021-01-26 |
| 10894996 | Hot rolled steel sheet | Tatsuo Yokoi, Nobuo Yoshikawa, Shigeru Yonemura | 2021-01-19 |
| 10718040 | Hot-rolled steel sheet, steel material, and method for producing hot-rolled steel sheet | Teruki Hayashida, Akifumi SAKAKIBARA | 2020-07-21 |
| 10655192 | Hot-rolled steel sheet | Akifumi SAKAKIBARA, Takehiro Hoshino, Teruki Hayashida, Daisuke Maeda | 2020-05-19 |
| 10428409 | Hot-rolled steel sheet with excellent press formability and production method thereof | Daisuke Maeda, Osamu Kawano | 2019-10-01 |
| 8157933 | High-strength hot rolled steel sheet being free from peeling and excellent in surface properties and burring properties, and method for manufacturing the same | Tatsuo Yokoi, Yukiko Yamaguchi, Tetsuya Yamada | 2012-04-17 |