Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522479 | Domain wall displacement for magneto-optical recording medium having multiple magnetic layers | Yasushi Hozumi, Kazuoki Hongu | 2009-04-21 |
| 7376055 | Method of annealing optical recording medium | Kazuoki Hongu, Yasushi Hozumi | 2008-05-20 |
| 7173885 | Domain-wall-displacement-type magnetooptical recording medium | Toshimori Miyakoshi | 2007-02-06 |
| 6894954 | Domain wall-displacement type magneto-optical medium and reproducing method for the same | — | 2005-05-17 |