Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478889 | Iron-base alloy permanent magnet powder and method for producing the same | — | 2002-11-12 |
| 6471786 | Method for preparing nanocomposite magnet powder and method for producing nanocomposite magnet | Yasutaka Shigemoto, Satoshi Hirosawa | 2002-10-29 |
| 6386269 | Method of manufacturing thin plate magnet having microcrystalline structure | Satoshi Hirosawa | 2002-05-14 |
| RE37666 | Iron-based permanent magnets and their fabrication as well as iron-based permanent magnet alloy powders for permanent bonded magnets and iron-based bonded magnets | Satoshi Hirosawa | 2002-04-23 |
| 6338761 | Iron-based permanent magnets and their fabrication as well as iron-based permanent magnet alloy powders for permanent bonded magnets and iron-based bonded magnets | Satoshi Hirosawa | 2002-01-15 |