Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11346005 | Grain-oriented electrical steel sheet | Seiki Takebayashi, Shuichi Nakamura, Hiroyasu Fujii, Shinsuke Takatani | 2022-05-31 |
| 11225706 | Grain-oriented electrical steel sheet | Shinsuke Takatani, Kenichi Murakami, Shunsuke Okumura, Shohji Nagano | 2022-01-18 |
| 11189407 | Grain-oriented electrical steel sheet | Shinsuke Takatani, Hiroyasu Fujii, Shuichi Nakamura, Takeshi Imai | 2021-11-30 |
| 11186891 | Grain-oriented electrical steel sheet and method for producing same | Shinji Yamamoto | 2021-11-30 |
| 11060159 | Grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet | Seiki Takebayashi, Shuichi Nakamura, Hiroyasu Fujii | 2021-07-13 |
| 10214791 | Non-oriented electrical steel sheet | Masahiro Fujikura, Tesshu Murakawa, Shinichi Kanao, Makoto Atake, Takeru Ichie +1 more | 2019-02-26 |
| 10208372 | Grain-oriented electrical steel sheet and manufacturing method thereof | Fumiaki Takahashi, Kazumi Mizukami, Shuichi Nakamura, Norikazu Fujii, Norihiro Yamamoto +1 more | 2019-02-19 |
| 9728312 | Non-oriented electrical steel sheet and manufacturing method thereof | Masahiro Fujikura, Tesshu Murakawa, Shinichi Kanao, Makoto Atake, Takeru Ichie +1 more | 2017-08-08 |
| 9721706 | Non-oriented electrical steel sheet, manufacturing method thereof, laminate for motor iron core, and manufacturing method thereof | Masahiro Fujikura, Tesshu Murakawa, Shinichi Kanao, Makoto Atake, Takeru Ichie +2 more | 2017-08-01 |
| 9659693 | Grain-oriented electrical steel sheet and manufacturing method thereof | Tatsuhiko Sakai, Koji Hirano, Satoshi Arai | 2017-05-23 |
| 9512500 | Non-oriented electrical steel sheet, method of manufacturing the same, laminate for motor iron core, and method of manufacturing the same | Masahiro Fujikura, Tesshu Murakawa, Shinichi Kanao, Makoto Atake, Takeru Ichie +2 more | 2016-12-06 |
| 9273371 | Manufacturing method of grain-oriented electrical steel sheet | Kenichi Murakami, Chie Hama, Kazumi Mizukami, Shuichi Nakamura | 2016-03-01 |
| 9175362 | Method of manufacturing grain-oriented electrical steel sheet | Kenichi Murakami | 2015-11-03 |
| 8790471 | Grain-oriented electrical steel sheet and manufacturing method thereof | Tatsuhiko Sakai, Koji Hirano, Satoshi Arai | 2014-07-29 |
| 8778095 | Method of manufacturing grain-oriented electrical steel sheet | Isao Iwanaga, Norikazu Fujii, Norihiro Yamamoto, Masahide Uragoh, Kenichi Murakami +1 more | 2014-07-15 |
| 8409368 | Manufacturing method of grain-oriented magnetic steel sheet | Norikazu Fujii | 2013-04-02 |
| 8366836 | Manufacturing method of grain-oriented electrical steel sheet | Norikazu Fujii | 2013-02-05 |
| 8303730 | Manufacturing method of grain-oriented electrical steel sheet | Tomoji Kumano, Shuichi Nakamura, Yohichi Zaizen | 2012-11-06 |
| 8202374 | Method of treating steel for grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet | Tomoji Kumano, Norihiro Yamamoto, Shuichi Nakamura | 2012-06-19 |
| 7976644 | Method of production of grain-oriented electrical steel sheet with high magnetic flux density | Norikazu Fujii, Takeshi Kimura, Maremizu Ishibashi, Shuichi Nakamura, Koji Yamasaki | 2011-07-12 |
| 7976645 | Method of production of grain-oriented electrical steel sheet having a high magnetic flux density | Norikazu Fujii, Tomoji Kumano | 2011-07-12 |
| 7857915 | Grain-oriented electrical steel sheet extremely excellent in magnetic properties and method of production of same | Tomoji Kumano, Kenichi Murakami | 2010-12-28 |
| 7815754 | Grain-oriented electrical steel sheet superior in core loss characteristic | Norikazu Fujii, Kenichi Murakami, Nobusato Morishige | 2010-10-19 |
| 7364629 | Method for manufacturing grain-oriented silicon steel sheets with mirror-like surface | Shuichi Nakamura, Hiroyasu Fujii, Kenichi Murakami | 2008-04-29 |
| 6733599 | Method for producing grain-oriented silicon steel sheet not having inorganic mineral film | Hiroyasu Fujii, Shuichi Nakamura, Kenichi Murakami, Norihiro Yamamoto, Kiyoshi Sawano +1 more | 2004-05-11 |