Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281375 | Al plated welded pipe for hardening use and al plated hollow member and method for producing same | Jun Maki, Soshi Fujita | 2025-04-22 |
| 12221666 | Steel sheet and method for producing same | Kengo Takeda, Yuya Suzuki, Seiji Furusako | 2025-02-11 |
| 11807924 | Al plated welded pipe for hardening use and Al plated hollow member and method for producing same | Jun Maki, Soshi Fujita | 2023-11-07 |
| 11401567 | Manufacturing method of steel sheet | Kenichiro Matsumura | 2022-08-02 |
| 11274356 | Steel sheet, hot-dip galvanized steel sheet and galvannealed steel sheet | Kengo Takeda, Kunio Hayashi, Akihiro Uenishi, Hiroyuki Kawata, Chisato YOSHINAGA +1 more | 2022-03-15 |
| 10822683 | Hot-dip galvanized steel sheet | Hiroyuki Kawata, Takeshi Yasui, Kohei Ueda, Naoki Maruyama, Yuji Yamaguchi +3 more | 2020-11-03 |
| 10822684 | Hot-dip galvanized steel sheet | Hiroyuki Kawata, Takeshi Yasui, Kohei Ueda, Naoki Maruyama, Yuji Yamaguchi +3 more | 2020-11-03 |
| 10507629 | Hot-dip galvanized steel sheet | Hiroyuki Kawata, Takeshi Yasui, Kohei Ueda, Naoki Maruyama, Yuji Yamaguchi +4 more | 2019-12-17 |
| 10113223 | Hot-dip galvanized steel sheet | Hiroyuki Kawata, Takeshi Yasui, Kohei Ueda, Naoki Maruyama, Yuji Yamaguchi +3 more | 2018-10-30 |
| 9045817 | Heat treated galvannealed steel material and a method for its manufacture | Tamotsu Toki, Atsushi Tomizawa, Nobusato Kojima, Kazuya Ishii, Kazuhito Imai +1 more | 2015-06-02 |
| 8490457 | Bent metal member and a method for its manufacture | Atsushi Tomizawa, Naoaki Shimada, Nobusato Kojima, Kazuya Ishii, Kazuhito Imai +1 more | 2013-07-23 |