Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620533 | Method for making grain-oriented silicon steel sheet having excellent magnetic properties | Keisuke Kotani, Masaki Kawano, Hirotake Ishitobi, Masayuki Sakaguchi, Takafumi Suzuki +1 more | 1997-04-15 |