Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667119 | Magnetic recording medium comprising magnetic layers, the coercive force thereof specifically related to saturation magnetic flux density | Kiyomi Ejiri | 2003-12-23 |
| 6652999 | Magnetic recording medium and signal recording system comprising at least two magnetic layers with orthogonally oriented axes | Kiyomi Ejiri, Tsutomu Sugisaki | 2003-11-25 |
| 6620483 | Magnetic recording medium | Akira Kasuga | 2003-09-16 |