Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8824263 | Optical information recording device, optical information recording method and optical information recording medium | Tomoyasu Takaoka, Atsushi Nakamura, Tetsuya Akiyama | 2014-09-02 |
| 8400890 | Optical information recording medium, information recording apparatus, information reproducing apparatus, information recording method, information reproducing method and method for producing optical information recording medium | Atsushi Nakamura, Kiyotaka Ito, Mamoru Shoji, Yasumori Hino | 2013-03-19 |
| 8295139 | Method and device for optical recording onto optical disc medium | Atsushi Nakamura | 2012-10-23 |
| 8259556 | Information recording medium, recording apparatus, reproducing apparatus and reproducing method | Tomoyasu Takaoka, Shigeru Furumiya | 2012-09-04 |
| 8233367 | Method and device for optical recording onto optical disc medium | Atsushi Nakamura | 2012-07-31 |
| 8233362 | Information recording medium, method for recording information on information recording medium, method for reproducing information from information recording medium and method for producing information recording medium | Kiyotaka Ito, Mamoru Shoji, Yasumori Hino, Atsushi Nakamura, Motoshi Ito | 2012-07-31 |
| 8169883 | Optical disk, method for manufacturing the same, and method for recording and method for reproducing data using optical disk | Motoshi Ito | 2012-05-01 |
| 8089844 | Method and device for optical recording onto optical disc medium | Atsushi Nakamura | 2012-01-03 |
| 8000177 | Reading device and reading method for an optical data recording medium | Atsushi Nakamura | 2011-08-16 |
| RE41928 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2010-11-16 |
| 7830779 | Method of recording information, equipment thereof and information recording medium | Katsuyuki Takahashi, Kenichi Nishiuchi, Takashi Nishihara | 2010-11-09 |
| RE41918 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2010-11-09 |
| 7764592 | Optical recording medium, method for manufacturing the same, recording/playback method, and recording/playback apparatus | Tetsuya Akiyama, Shinya Abe, Takashi Ishida | 2010-07-27 |
| 7701813 | Method for recording to and reproducing from an optical recording medium, optical recording medium, and recording and reproduction apparatus for the same | — | 2010-04-20 |
| 7636295 | Optical information recording medium and optical information recording/reproducing system | Tomiharu Hosaka, Hideo Kusada | 2009-12-22 |
| RE40908 | Optical recording/reproducing apparatus for optical disks with various disk substrate thickness | Yasuhiro Gotoh | 2009-09-08 |
| 7492687 | Optical information recording method, optical information recording and reproducing device, and optical information recording medium | Kenichi Nishiuchi | 2009-02-17 |
| 7463575 | Optical information recording medium, method for manufacturing the same, and initialization device | Tetsuya Akiyama, Kenichi Nishiuchi, Takashi Nishihara | 2008-12-09 |
| 7450480 | Optical information recording method, optical information recording device and optical information recording medium | Kenji Narumi | 2008-11-11 |
| RE40229 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2008-04-08 |
| RE40133 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2008-03-04 |
| RE40017 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2008-01-22 |
| 7292514 | Apparatus for recording information in information recording medium, information recording medium, method for recording information in information recording medium, program for recording information in information recording medium, and program product | Tetsuya Akiyama | 2007-11-06 |
| 7292525 | Optical information recording method and apparatus for multiple recording layer medium | Kenichi Nishiuchi | 2007-11-06 |
| RE39883 | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses | Yasuhiro Gotoh | 2007-10-16 |