Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602576 | Magnetic recording medium | Kiyomi Ejiri | 2003-08-05 |
| 6582815 | Magnetic recording medium and manufacturing method of the same | Kiyomi Ejiri | 2003-06-24 |
| 6548160 | Magnetic recording media | Kiyomi Ejiri | 2003-04-15 |
| 6534168 | Magnetic recording medium comprising a lower layer containing specific flat acicular &agr;-iron oxide powder | Kiyomi Ejiri | 2003-03-18 |