Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331378 | Steel sheet and method for producing same | Takahiko Kohtake, Koutarou Hayashi | 2025-06-17 |
| 12091722 | Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet | Nobusato Morishige, Ryutaro Yamagata, Ichiro Tanaka, Takashi Kataoka, Haruhiko ATSUMI +1 more | 2024-09-17 |
| 11713497 | Steel member and method of manufacturing same | Shinichiro TABATA, Kazuo Hikida, Kazuhisa Kusumi | 2023-08-01 |
| 11371110 | Cold-rolled steel sheet | Toshiki Nonaka, Koichi Sato, Manabu Naruse, Yasunori Iwasa, Yoshifumi Kobayashi | 2022-06-28 |
| 11174529 | High-strength steel sheet and method of manufacturing the same | Riki Okamoto, Yoshinari Ishida, Takafumi Yokoyama | 2021-11-16 |
| 11041225 | Heat-treated steel sheet member and method for producing the same | Shinichiro TABATA, Masafumi Azuma, Kazuo Hikida | 2021-06-22 |
| 10822680 | Steel sheet for heat treatment | Shinichiro TABATA, Masafumi Azuma, Kazuo Hikida | 2020-11-03 |
| 10563281 | Heat-treated steel sheet member and method for producing the same | Shinichiro TABATA, Masafumi Azuma, Kazuo Hikida | 2020-02-18 |
| 10544475 | Hot-stamped steel, cold-rolled steel sheet and method for producing hot-stamped steel | Toshiki Nonaka, Koichi Sato, Manabu Naruse, Yasunori Iwasa, Yoshifumi Kobayashi | 2020-01-28 |
| 10060006 | High-strength cold-rolled steel sheet having excellent local deformability | Kazuaki Nakano, Kunio Hayashi, Riki Okamoto, Nobuhiro Fujita, Kohichi Sano | 2018-08-28 |
| 9988697 | High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereof | Kazuaki Nakano, Kunio Hayashi, Riki Okamoto, Nobuhiro Fujita, Kohichi Sano | 2018-06-05 |
| 9617626 | High-strength steel sheet exhibiting excellent stretch-flange formability and bending workability, and method of producing molten steel for the high-strength steel sheet | Kenichi Yamamoto, Hideaki Yamamura, Yuzo Takahashi, Osamu Kawano, Kohsuke Kume +2 more | 2017-04-11 |
| 9347122 | Manufacturing method of a high-strength cold-rolled steel sheet having excellent local deformability | Kazuaki Nakano, Kunio Hayashi, Riki Okamoto, Nobuhiro Fujita, Kohichi Sano | 2016-05-24 |
| 9238848 | High-strength steel sheet and method for producing same | Kenichi Yamamoto, Daisuke Maeda, Satoshi Hirose, Genichi Shigesato, Naoki Yoshinaga | 2016-01-19 |