Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7821891 | Optical disc apparatus and method of writing information to an optical disc including correcting write strategy | Toshiaki Suzuki | 2010-10-26 |
| 7529169 | Optical disc device | — | 2009-05-05 |
| 7522505 | Optical memory device | — | 2009-04-21 |
| 7489611 | Optical disc device | — | 2009-02-10 |
| 7486604 | Optical disk device and program for recording and reproducing information on and from an optical recording medium | — | 2009-02-03 |
| 7436744 | Optical memory device | — | 2008-10-14 |
| 7359298 | Optical pickup device for writing information to an optical disk | — | 2008-04-15 |
| 7339863 | Method of recording information on optical disks at a recording density proportional to the actual information volume and disk nominal capacity | Akira Usui | 2008-03-04 |
| 7224660 | Optical disk device and method of recording optical data | — | 2007-05-29 |
| 7046597 | Optical disk apparatus for recording information at a recording density proportional to the actual information volume and disk nominal capacity | Akira Usui | 2006-05-16 |
| 7031241 | Method of adjusting record signal waveform of optical disk, method of storing record signal waveform adjustment data, and optical disk recorder | — | 2006-04-18 |
| 6925042 | Optical recording method performing power control with variable linear velocity | — | 2005-08-02 |
| 6781937 | Optical disk recording method and device | — | 2004-08-24 |
| 6643239 | Optical disk recording technique capable of forming pits accurately centered on track and servo-balance adjusting technique for optical disk recording | — | 2003-11-04 |
| 6560172 | Optical disc recording method and apparatus | — | 2003-05-06 |
| 6504806 | Optical disk recording apparatus | — | 2003-01-07 |
| 5526333 | Optical disk recording device | Akira Usui, Katsuichi Osakabe, Yoshihiko Shiozaki | 1996-06-11 |
| 5502702 | Optical disc recording device using basic recording information and projection time control | — | 1996-03-26 |
| 5485449 | Method and device for recording data on an optical disc | — | 1996-01-16 |