Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11286538 | Method for manufacturing grain-oriented electrical steel sheet | Masanori Takenaka, Takeshi Imamura, Yuiko Ehashi | 2022-03-29 |
| 11198917 | Method for nitriding grain-oriented electrical steel sheet | Hiroshi Matsuda, Hideyuki Takahashi, Yasuyuki Hayakawa, Yukihiro Shingaki, Takashi Terashima | 2021-12-14 |
| 10395806 | Grain-oriented electrical steel sheet and method of manufacturing the same | Hirotaka Inoue, Shigehiro Takajo, Seiji Okabe, Kazuhiro Hanazawa | 2019-08-27 |
| 10214793 | Method and device for nitriding grain-oriented electrical steel sheet | Hiroshi Matsuda, Hideyuki Takahashi, Yukihiro Shingaki, Yasuyuki Hayakawa, Takashi Terashima | 2019-02-26 |
| 10066286 | Apparatus and method for nitriding grain-oriented electrical steel sheet | Hiroshi Matsuda, Hideyuki Takahashi, Yasuyuki Hayakawa, Takashi Terashima, Yuiko Wakisaka | 2018-09-04 |
| 10062483 | Grain-oriented electrical steel sheet and method for improving iron loss properties thereof | Hirotaka Inoue, Shigehiro Takajo, Seiji Okabe, Kazuhiro Hanazawa | 2018-08-28 |
| 10031068 | Steel sheet inspection device, steel sheet inspection method, and steel sheet manufacturing method | Tomohiko Ito, Junichi Yotsuji, Shigehiro Takajo, Kazuhiro Hanazawa, Yasunari Koga | 2018-07-24 |
| 10026533 | Grain-oriented electrical steel sheet for iron core and method of manufacturing the same | Shigehiro Takajo, Seiji Okabe, Kazuhiro Hanazawa | 2018-07-17 |
| 10011886 | Grain-oriented electrical steel sheet and manufacturing method thereof | Shigehiro Takajo, Takeshi Omura, Hirotaka Inoue, Seiji Okabe | 2018-07-03 |
| 9984800 | Grain-oriented electrical steel sheet and method of manufacturing same | Shigehiro Takajo, Ryuichi Suehiro | 2018-05-29 |
| 9953752 | Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet | Yukihiro Shingaki, 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 | Yukihiro Shingaki, Yasuyuki Hayakawa, Hiroshi Matsuda, Yuiko Wakisaka | 2018-02-27 |
| 9875832 | Grain-oriented electrical steel sheet | Seiji Okabe, Hirotaka Inoue, Ryuichi Suehiro | 2018-01-23 |
| 9799432 | Grain oriented electrical steel sheet | Seiji Okabe, Takeshi Omura, Tadashi Nakanishi | 2017-10-24 |
| 9708682 | Production method for grain-oriented electrical steel sheet | Yasuyuki Hayakawa, Yukihiro Shingaki, Hiroshi Matsuda, Yuiko Wakisaka | 2017-07-18 |
| 9646749 | Grain-oriented electrical steel sheet | Ryuichi Suehiro, Seiji Okabe, Hirotaka Inoue, Shigehiro Takajo | 2017-05-09 |
| 9536658 | Grain oriented electrical steel sheet and method for manufacturing the same | Takeshi Omura, Seiji Okabe | 2017-01-03 |
| 9536657 | Grain oriented electrical steel sheet and method for manufacturing the same | Takeshi Omura, Hiroaki Toda, Seiji Okabe | 2017-01-03 |
| 9514868 | Grain oriented electrical steel sheet and method for manufacturing the same | Takeshi Omura, Seiji Okabe | 2016-12-06 |
| 9406437 | Grain oriented electrical steel sheet and method for manufacturing the same | Takeshi Omura, Hirotaka Inoue, Seiji Okabe | 2016-08-02 |
| 9396850 | Grain oriented electrical steel sheet and method for manufacturing the same | Hiroaki Toda, Takeshi Omura, Seiji Okabe | 2016-07-19 |
| 9396872 | Grain oriented electrical steel sheet and method for manufacturing the same | Hirotaka Inoue, Takeshi Omura, Seiji Okabe | 2016-07-19 |
| 9346123 | Device to improve iron loss properties of grain oriented electrical steel sheet and method for improving iron loss properties of grain oriented electrical steel sheet | Seiji Okabe, Takeshi Omura | 2016-05-24 |
| 9330839 | Grain oriented electrical steel sheet and method for manufacturing the same | Takeshi Omura, Seiji Okabe | 2016-05-03 |
| 9304078 | Electron gun abnormality detecting device and electron gun abnormality detecting method | Tomohiko Ito, Junichi Yotsuji, Shigehiro Takajo, Kazuhiro Hanazawa, Yasunari Koga | 2016-04-05 |