Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635125 | Grain-oriented electrical steel sheet excellent in film characteristics and magnetic characteristics, process for producing same, and decarburization annealing facility used in same process | Kenji Kosuge, Eiichi Nanba, Nobuo Tachibana, Shinya Ishii, Naoki Yagi | 2003-10-21 |
| 6395104 | Method of producing unidirectional electromagnetic steel sheet having excellent film characteristics and magnetic characteristics | Kenji Kosuge, Eiichi Nanba, Nobuo Tachibana, Shinya Ishii, Naoki Yagi | 2002-05-28 |
| 5074931 | Method of hot rolling continuously cast grain oriented electrical steel slab | Kiyokazu Ichimura, Shinji Shibao, Syuji Kitahara, Shiro Ichikawa | 1991-12-24 |
| 4615750 | Process for producing a grain-oriented electrical steel sheet | Kohichi Fujiwara, Kazutaka Higashine, Hisashi Kobayashi | 1986-10-07 |