Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8385175 | Recording and reproduction apparatus and method for monitoring and managing laser power calibration areas in a multi-layer recording medium | Kenji Akahoshi | 2013-02-26 |
| 8363524 | Information reproducing apparatus and information reproducing method | — | 2013-01-29 |
| 8260983 | Recording and/or reproducing apparatus | Hisahiro HAYASHI, Toshihiro Kato, Manabu Katsuki, Mitsuo Kurokawa | 2012-09-04 |
| 8254228 | Optical disc drive and hibernation recovery method for an optical disc drive | Atsushi Yamada, Norimoto Ichikawa | 2012-08-28 |
| 8094530 | Optical disc read/write apparatus and alternative write processing method | — | 2012-01-10 |
| 7821897 | Information recording/reproducing apparatus and information recording method | — | 2010-10-26 |
| 7782729 | Digital data recording method and data recording/reproducing apparatus | Taku Hoshizawa | 2010-08-24 |
| 7768887 | Information recording/reproducing apparatus and updating method of management information for optical disk medium | — | 2010-08-03 |
| 7724620 | Information recording/reproducing apparatus and a data reproducing method thereof, as well as an optical disk thereof | — | 2010-05-25 |
| 7571361 | Recording method and optical disk recording device | Taku Hoshizawa | 2009-08-04 |
| 7522502 | Data read/write device and data read/write method | — | 2009-04-21 |