Issued Patents All Time
Showing 1–25 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428689 | Steel sheet and method for manufacturing same | Masahiro Kubo, Masahiro Saito, Kenichiro Otsuka, Masafumi Azuma | 2025-09-30 |
| 12371758 | Steel sheet and method of manufacturing the same | Kengo Takeda, Katsuya Nakano | 2025-07-29 |
| 12305266 | High-strength steel plate having excellent formability, toughness and weldability, and production method of same | Eisaku Sakurada, Kohichi Sano, Takafumi Yokoyama | 2025-05-20 |
| 12281392 | Hot dip galvanized steel sheet and method for producing same | Takafumi Yokoyama, Kunio Hayashi, Yuji Yamaguchi, Satoshi Uchida | 2025-04-22 |
| 12252758 | Steel sheet and production method for same | — | 2025-03-18 |
| 12247263 | Steel sheet and method for producing same | Kohichi Sano | 2025-03-11 |
| 12221661 | Steel sheet and method for producing same | Masahiro Kubo, Kenichiro Otsuka, Masafumi Azuma | 2025-02-11 |
| 12024752 | Steel sheet and method for manufacturing same | Kohichi Sano, Kengo Takeda | 2024-07-02 |
| 12006562 | Hot dip galvanized steel sheet and method for producing same | Takafumi Yokoyama, Kunio Hayashi, Yuji Yamaguchi, Satoshi Uchida | 2024-06-11 |
| 11970752 | Steel sheet | Kengo Takeda, Takafumi Yokoyama, Katsuya Nakano | 2024-04-30 |
| 11905570 | Hot dip galvanized steel sheet and method for producing same | Takafumi Yokoyama, Kunio Hayashi, Yuji Yamaguchi, Satoshi Uchida | 2024-02-20 |
| 11898219 | Steel sheet | Katsuya Nakano, Kengo Takeda, Akihiro Uenishi | 2024-02-13 |
| 11885025 | High-strength steel sheet having excellent moldability and impact resistance, and method for manufacturing high-strength steel sheet having excellent moldability and impact resistance | Eisaku Sakurada, Kohichi Sano, Takafumi Yokoyama | 2024-01-30 |
| 11866800 | Steel sheet and method of manufacturing the same | Kengo Takeda, Mai NAGANO | 2024-01-09 |
| 11859260 | Steel sheet and manufacturing method thereof | Masahiro Kubo, Masahiro Saito, Kenichiro Otsuka, Masafumi Azuma | 2024-01-02 |
| 11814708 | Hot dip galvanized steel sheet and method for producing same | Takafumi Yokoyama, Kunio Hayashi, Yuji Yamaguchi, Satoshi Uchida | 2023-11-14 |
| 11801897 | Frame member | Yuri Toda, Hiroaki Kubota, Daisuke Maeda | 2023-10-31 |
| 11732341 | Metal coated steel sheet, manufacturing method of hot-dip galvanized steel sheet, and manufacturing method of alloyed galvannealed steel sheet | Jun Haga, Kohichi Sano, Koutarou Hayashi, Kunio Hayashi, Masaharu Kameda +1 more | 2023-08-22 |
| 11732321 | Steel sheet and method of producing same | Kengo Takeda, Hitoshi Nikaido, Takafumi Yokoyama | 2023-08-22 |
| 11718347 | Frame member | Hiroaki Kubota, Yuri Toda | 2023-08-08 |
| 11680303 | Steel sheet and manufacturing method therefor | Takafumi Yokoyama, Riki Okamoto, Kohichi Sano, Kohei Ueda, Eisaku Sakurada | 2023-06-20 |
| 11519061 | Steel sheet | Riki Okamoto, Masafumi Azuma, Akihiro Uenishi, Naoki Maruyama | 2022-12-06 |
| 11472159 | High strength steel sheet | Katsuya Nakano, Kengo Takeda | 2022-10-18 |
| 11447848 | Steel sheet and manufacturing method of therefor | Takafumi Yokoyama, Kohichi Sano, Riki Okamoto, Eisaku Sakurada, Yuji Yamaguchi +5 more | 2022-09-20 |
| 11377710 | Steel sheet and manufacturing method therefor | Takafumi Yokoyama, Kohichi Sano, Riki Okamoto, Eisaku Sakurada, Yuji Yamaguchi +5 more | 2022-07-05 |