Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5412627 | A magneto-optical recording system including a recording medium having a reversal preventive layer for preventing a magnetization reversal of a bias layer which is magnetostatically coupled to a recording layer | Katsutaro Ichihara, Sumio Ashida, Akira Kikitsu | 1995-05-02 |