Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679178 | Method of manufacturing grain-oriented silicon steel sheet exhibiting excellent magnetic characteristics over the entire length of coil thereof | Michiro Komatsubara, Kazuaki Tamura, Masako Hisata | 1997-10-21 |
| 5676770 | Low leakage flux, non-oriented electromagnetic steel sheet, and core and compact transformer using the same | Keiji Sato, Kouji Yano, Minoru Takashima, Takashi Obara | 1997-10-14 |
| 5620533 | Method for making grain-oriented silicon steel sheet having excellent magnetic properties | Keisuke Kotani, Mitsumasa Kurosawa, Hirotake Ishitobi, Masayuki Sakaguchi, Takafumi Suzuki +1 more | 1997-04-15 |