Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7251819 | Optical pickup device employing magnet and tracking coil to drive objective lens in tracking direction | — | 2007-07-31 |
| 7133336 | Optical disc reproducing apparatus with function of detecting direction of rotation of disc based on mirror information | — | 2006-11-07 |
| 7124306 | Power on/off circuit apparatus having a reset function | — | 2006-10-17 |
| 7116898 | DVD auto-changer capable of setting all-repeat-mode | — | 2006-10-03 |
| 7046592 | Optical disk reproducing apparatus | — | 2006-05-16 |
| 6965549 | Optical disc apparatus | — | 2005-11-15 |
| 6734418 | Rotational direction detecting apparatus | — | 2004-05-11 |
| 6335909 | Multi-layer recording medium reproducing device | — | 2002-01-01 |