Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771576 | Optical reproduction apparatus | Shigemi Maeda | 2004-08-03 |
| 6741527 | Magneto-optical recording medium and magneto-optical recording and reproducing device capable of controlling reproduction power based on long recorded marks | Shigemi Maeda | 2004-05-25 |
| 6674701 | Apparatus for readout of optical recording medium | Shigemi Maeda | 2004-01-06 |