Issued Patents 2019
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465272 | High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent plating adhesion, formability, and hole expandability with tensile strength of 980 MPa or more and manufacturing method therefor | Chisato Wakabayashi, Masafumi Azuma, Kohichi Sano | 2019-11-05 |
| 10407760 | Hot-dip galvanized steel sheet and manufacturing method thereof | Masafumi Azuma, Chisato Wakabayashi, Takayuki Nozaki, Manabu Takahashi | 2019-09-10 |
| 10364478 | Bainite-containing-type high-strength hot-rolled steel sheet having excellent isotropic workability and manufacturing method thereof | Tatsuo Yokoi, Hiroshi Shuto, Riki Okamoto, Kazuaki Nakano, Takeshi Yamamoto | 2019-07-30 |
| 10336037 | Galvanized steel sheet and method for producing the same | Masaharu Oka, Manabu Takahashi, Riki Okamoto, Kenichiroh Matsumura | 2019-07-02 |
| 10294551 | High-strength low-specific-gravity steel sheet having superior spot weldability | Masaharu Oka, Manabu Takahashi, Riki Okamoto, Chisato Wakabayashi | 2019-05-21 |
| 10280475 | Hot-dip galvanized steel sheet and manufacturing method thereof | Toshiki Nonaka, Toshio Ogawa | 2019-05-07 |
| 10266928 | Method for producing a cold-rolled steel sheet | Yuri Toda, Riki Okamoto, Kohichi Sano, Hiroshi Yoshida, Toshio Ogawa +2 more | 2019-04-23 |
| 10167539 | Hot-rolled steel sheet and method for producing same | Kohichi Sano, Kunio Hayashi, Kazuaki Nakano, Riki Okamoto | 2019-01-01 |