Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428695 | Grain-oriented electrical steel sheet and method of producing same | Yusuke SHIMOYAMA, Akifumi Harada | 2025-09-30 |
| 12344909 | Method for producing grain-oriented electrical steel sheet and cold-rolling facility | Yusuke SHIMOYAMA | 2025-07-01 |
| 12291758 | Method for producing grain-oriented electrical steel sheet | Yuiko Ehashi, Hirokazu Sugihara, Soshi Yoshimoto | 2025-05-06 |
| 12037654 | Method for producing grain-oriented electrical steel sheet and cold-rolling facility | Yusuke SHIMOYAMA | 2024-07-16 |
| 11761074 | Nitriding apparatus for manufacturing a grain-oriented electrical steel sheet | Hirotaka Inoue | 2023-09-19 |
| 11732348 | Surface treatment facility | Takumi Umada | 2023-08-22 |
| 11198917 | Method for nitriding grain-oriented electrical steel sheet | Hiroshi Matsuda, Hideyuki Takahashi, Hiroi Yamaguchi, Yasuyuki Hayakawa, Takashi Terashima | 2021-12-14 |
| 11174526 | Grain-oriented electrical steel sheet and method of manufacturing same | Tomoyuki Okubo, Hirotaka Inoue | 2021-11-16 |
| 10900113 | Method for manufacturing grain-oriented electrical steel sheet, and nitriding apparatus | Hirotaka Inoue | 2021-01-26 |
| 10844452 | Grain-oriented electrical steel sheet and method for manufacturing the same | Yasuyuki Hayakawa, Masanori Takenaka | 2020-11-24 |
| 10643770 | Grain-oriented electrical steel sheet | Takeshi Imamura, Ryuichi Suehiro, Toshito Takamiya | 2020-05-05 |
| 10626474 | Grain-oriented electrical steel sheet and method of manufacturing same | Tomoyuki Okubo, Hirotaka Inoue | 2020-04-21 |
| 10214793 | Method and device for nitriding grain-oriented electrical steel sheet | Hiroshi Matsuda, Hideyuki Takahashi, Hiroi Yamaguchi, Yasuyuki Hayakawa, Takashi Terashima | 2019-02-26 |
| 9978489 | Method of producing grain oriented electrical steel sheet | Masanori Takenaka, Takeshi Imamura, Yasuyuki Hayakawa | 2018-05-22 |
| 9953752 | Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet | Hiroi Yamaguchi, Yuiko Wakisaka, Hiroshi Matsuda, Takashi Terashima | 2018-04-24 |
| 9905343 | Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet | Yasuyuki Hayakawa, Hiroi Yamaguchi, Hiroshi Matsuda, Yuiko Wakisaka | 2018-02-27 |
| 9805851 | Grain-oriented electrical steel sheet and method of producing the same | Makoto Watanabe, Toshito Takamiya, Tomoyuki Okubo | 2017-10-31 |
| 9748028 | Method for producing grain-oriented electrical steel sheet | Takeshi Imamura, Ryuichi Suehiro, Yasuyuki Hayakawa, Yuiko Wakisaka | 2017-08-29 |
| 9748029 | Method of producing grain-oriented electrical steel sheet | Takeshi Imamura, Ryuichi Suehiro, Makoto Watanabe | 2017-08-29 |
| 9738949 | Method for producing grain-oriented electrical steel sheet | Takeshi Imamura, Makoto Watanabe, Ryuichi Suehiro, Toshito Takamiya | 2017-08-22 |
| 9708682 | Production method for grain-oriented electrical steel sheet | Yasuyuki Hayakawa, Hiroi Yamaguchi, Hiroshi Matsuda, Yuiko Wakisaka | 2017-07-18 |
| 9640320 | Method of producing grain-oriented electrical steel sheet | Makoto Watanabe, Toshito Takamiya, Tomoyuki Okubo | 2017-05-02 |
| 9617616 | Method for producing grain-oriented electrical steel sheet | Takeshi Imamura, Makoto Watanabe, Ryuichi Suehiro, Toshito Takamiya | 2017-04-11 |
| 9290824 | Method of producing grain-oriented electrical steel sheet | Makoto Watanabe, Toshito Takamiya, Tomoyuki Okubo, Kunihiro Senda | 2016-03-22 |
| 9183984 | Grain oriented electrical steel sheet and method for manufacturing the same | Noriko Makiishi, Takeshi Imamura | 2015-11-10 |