Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10062483 | Grain-oriented electrical steel sheet and method for improving iron loss properties thereof | Hirotaka Inoue, Hiroi Yamaguchi, 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, Hiroi Yamaguchi, Kazuhiro Hanazawa, Yasunari Koga | 2018-07-24 |
| 10026533 | Grain-oriented electrical steel sheet for iron core and method of manufacturing the same | Hiroi Yamaguchi, Seiji Okabe, Kazuhiro Hanazawa | 2018-07-17 |
| 10020101 | Grain-oriented electrical steel sheet and method for producing same | Seiji Okabe | 2018-07-10 |
| 10011886 | Grain-oriented electrical steel sheet and manufacturing method thereof | Hiroi Yamaguchi, Takeshi Omura, Hirotaka Inoue, Seiji Okabe | 2018-07-03 |
| 9984800 | Grain-oriented electrical steel sheet and method of manufacturing same | Ryuichi Suehiro, Hiroi Yamaguchi | 2018-05-29 |
| 9939382 | Method of checking forsterite, apparatus that evaluates forsterite, and production line that manufactures steel sheet | Masayasu Nagoshi, Takako Yamashita, Yukio Usui, Kazuhiro Hanazawa | 2018-04-10 |
| 9761361 | Grain-oriented electrical steel sheet | Seiji Okabe, Takashi Kawano | 2017-09-12 |
| 9646749 | Grain-oriented electrical steel sheet | Ryuichi Suehiro, Hiroi Yamaguchi, Seiji Okabe, Hirotaka Inoue | 2017-05-09 |
| 9617615 | Grain-oriented electrical steel sheet and method for manufacturing same | Kunihiro Senda, Tomoyuki Okubo | 2017-04-11 |
| 9304078 | Electron gun abnormality detecting device and electron gun abnormality detecting method | Tomohiko Ito, Junichi Yotsuji, Hiroi Yamaguchi, Kazuhiro Hanazawa, Yasunari Koga | 2016-04-05 |