Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809994 | Method for controlling radiation power of domain expansion type magneto-optical recording medium | — | 2004-10-26 |
| 6700837 | Method and apparatus for reading from a domain expansion recording medium by using an external magnetic field to form and remove the expanded domain | — | 2004-03-02 |