Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7525884 | Position control apparatus and method for an optical disk recording/reproducing apparatus with interlinked on/off of a phase compensator and on/off of a servo loop | — | 2009-04-28 |
| 7023768 | Position controller and controlling method, optical disc recorder and recording method and optical disc reproducer and reproducing method | — | 2006-04-04 |
| 5881034 | Apparatus for driving objective lens | Kenji Kaneko, Toshio Watanabe | 1999-03-09 |