Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368424 | Grain-oriented electrical steel sheets having excellent magnetic characteristics, its manufacturing method and its manufacturing device | Tatsuhiko Sakai, Naoya Hamada, Kimihiko Sugiyama, Akira Sakaida, Hisashi Mogi | 2002-04-09 |