Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814776 | Iron base rare earth alloy powder and compound comprising iron base rare earth alloy powder and permanent magnet using the same | Hirokazu Kitayama, Satoshi Hirosawa, Toshio Miyoshi | 2004-11-09 |
| 6790296 | Nanocomposite magnet and method for producing same | Toshio Miyoshi, Satoshi Hirosawa | 2004-09-14 |
| 6706124 | Permanent magnet including multiple ferromagnetic phases and method of producing the magnet | Toshio Miyoshi, Satoshi Hirosawa, Yasutaka Shigemoto, Yusuke Shioya | 2004-03-16 |
| 6695929 | Method of making material alloy for iron-based rare earth magnet | Satoshi Hirosawa | 2004-02-24 |