Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354389 | Method of manufacturing silicon steel sheet having grains precisely arranged in Goss orientation | Kenichi Arai, Kazushi Ishiyama, Yasushi Tanaka, Akira Hiura | 1994-10-11 |