Issued Patents 2025
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371599 | Coating composition for electrical steel sheet, adhesive surface-coated electrical steel sheet and laminated core | Kazutoshi Takeda, Minako Fukuchi, Ichiro Tanaka | 2025-07-29 |
| 12365973 | Manufacturing method of grain-oriented electrical steel sheet | Takashi Kataoka, Yoshiyuki Ushigami, Kenichi Murakami, Hiroyasu Fujii, Shingo Okada +1 more | 2025-07-22 |
| 12359274 | Method for producing grain oriented electrical steel sheet | Yoshiyuki Ushigami | 2025-07-15 |
| 12344759 | Coating composition for electrical steel sheet, electrical steel sheet, laminated core, and rotary electric machine | Kazutoshi Takeda, Minako Fukuchi, Ichiro Tanaka | 2025-07-01 |
| 12331377 | Grain-oriented electrical steel sheet, intermediate steel sheet for grain-oriented electrical steel sheet, and methods for manufacturing same | Shinji Yamamoto, Yoshiyuki Ushigami | 2025-06-17 |
| 12325891 | Method for producing grain oriented electrical steel sheet | Yoshiyuki Ushigami | 2025-06-10 |
| 12312662 | Method of manufacturing grain-oriented electrical steel sheet | Shunsuke Okumura, Shohji Nagano | 2025-05-27 |
| 12312649 | Method for producing grain oriented electrical steel sheet | Yoshiyuki Ushigami, Shuichi Nakamura, Shohji Nagano, Shunsuke Okumura | 2025-05-27 |
| 12305252 | Grain-oriented electrical steel sheet | Masaru Takahashi, Kazumi Mizukami, Shunsuke Okumura, Shohji Nagano | 2025-05-20 |
| 12266971 | Adhesively-laminated core for stator, method of manufacturing the same, and electric motor | Kazutoshi Takeda, Hiroyasu Fujii | 2025-04-01 |
| 12215398 | Coating liquid for forming insulation coating for grain-oriented electrical steel sheets, grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet | Shuichi Yamazaki, Hiroyasu Fujii, Kazutoshi Takeda | 2025-02-04 |
| 12215401 | Grain-oriented electrical steel sheet | Yoshihiro Arita, Shunsuke Okumura, Shohji Nagano | 2025-02-04 |
| 12195818 | Method for producing grain oriented electrical steel sheet | Yoshiyuki Ushigami, Shuichi Nakamura, Shunsuke Okumura, Shohji Nagano | 2025-01-14 |
| 12195832 | Method for producing grain oriented electrical steel sheet | Yoshiyuki Ushigami | 2025-01-14 |