Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9934894 | Non-oriented electrical steel sheet and manufacturing method thereof | Shuichi Yamazaki, Takeshi Kubota, Masahiro Fujikura, Takahide Shimazu | 2018-04-03 |
| 9647517 | Manufacturing method for helical core for rotating electrical machine and manufacturing device for helical core for rotating electrical machine | — | 2017-05-09 |
| 9595376 | Non-oriented electrical steel sheet and manufacturing method thereof | Masafumi Miyazaki, Hideaki Yamamura, Takeshi Kubota, Kazuto Kawakami, Kazumi Mizukami +1 more | 2017-03-14 |
| 9187830 | Non-oriented electrical steel sheet and manufacturing method thereof | Shuichi Yamazaki, Takeshi Kubota, Masahiro Fujikura, Takahide Shimazu | 2015-11-17 |
| 9085817 | Non-oriented electrical steel sheet and manufacturing method thereof | Masafumi Miyazaki, Hideaki Yamamura, Takeshi Kubota, Kazuto Kawakami, Kazumi Mizukami +1 more | 2015-07-21 |
| 8591671 | Non-oriented electrical steel sheet | Takahide Shimazu, Hotaka Honma, Hisashi Mogi, Kenji Kosuge, Takeaki Wakisaka | 2013-11-26 |
| 8210231 | Cast slab of non-oriented electrical steel and manufacturing method thereof | Masafumi Miyazaki, Takahide Shimazu, Kazuo Ohnuki | 2012-07-03 |
| 8052811 | Method of producing non-oriented electrical steel sheet excellent in magnetic properties | Takeshi Kubota, Masafumi Miyazaki | 2011-11-08 |
| 7981223 | Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same | Eiichi Nanba, Katsuyuki Yanagihara, Satoshi Arai, Shuichi Yamazaki, Fumikazu Ando +2 more | 2011-07-19 |
| 7662242 | Non-oriented electrical steel superior in core loss | Masafumi Miyazaki, Wataru Ohashi, Takeshi Kubota, Hiroshi Harada, Tomohiro Konno +2 more | 2010-02-16 |
| 7608154 | Nonoriented electrical steel sheet excellent in core loss | Wataru O-hashi, Masafumi Miyazaki, Takeshi Kubota | 2009-10-27 |
| 7470333 | Non-oriented electrical steel sheet excellent in core loss and manufacturing method thereof | Wataru Ohashi, Akihito Kiyose, Masafumi Miyazaki, Takeshi Kubota, Yoshihiro Arita +2 more | 2008-12-30 |
| 7399369 | Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same | Eiichi Nanba, Katsuyuki Yanagihara, Satoshi Arai, Shuichi Yamazaki, Fumikazu Ando +2 more | 2008-07-15 |
| 7214277 | Method for manufacturing non-oriented electrical steel sheet having high magnetic flux density | Takeshi Kubota, Hideaki Yamamura, Takashi Arai, Eiichiro Ishimaru, Yoshihiro Arita +2 more | 2007-05-08 |
| 6565674 | High flux density grain-oriented electrical steel sheet excellent in high magnetic field core loss property and method of producing the same | Masahiro Fujikura | 2003-05-20 |
| 6159309 | Grain-oriented electrical steel sheet and method for producing same | Norito Abe, Nobuo Tachibana, Kentaro Chikuma, Kiyokazu Ichimura, Sadanobu Hirokami +1 more | 2000-12-12 |