Issued Patents 2019
Showing 1–5 of 5 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 | Masafumi Azuma, Nobuhiro Fujita, Kohichi Sano | 2019-11-05 |
| 10407760 | Hot-dip galvanized steel sheet and manufacturing method thereof | Masafumi Azuma, Takayuki Nozaki, Manabu Takahashi, Nobuhiro Fujita | 2019-09-10 |
| 10350701 | Method of spot welding | Yasunobu Miyazaki, Fuminori Watanabe, Kunio Hayashi, Hiroyuki Kawata, Seiji Furusako +1 more | 2019-07-16 |
| 10351937 | High-strength steel sheet excellent in impact resistance and manufacturing method thereof, and high-strength galvanized steel sheet and manufacturing method thereof | Hiroyuki Kawata, Naoki Maruyama, Akinobu Murasato, Akinobu Minami, Hajime Hasegawa +1 more | 2019-07-16 |
| 10294551 | High-strength low-specific-gravity steel sheet having superior spot weldability | Masaharu Oka, Nobuhiro Fujita, Manabu Takahashi, Riki Okamoto | 2019-05-21 |