Issued Patents All Time
Showing 1–25 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8913473 | Information recorder, information reproducer, recording media manufacturing system, and information recording media, method and program | Yoshiyuki Kajiwara | 2014-12-16 |
| 8811140 | Recordable optical disc, recording device, and recording method | Yoshihiro Akimoto, Motoshi Ito, Yasumori Hino, Hiroyasu Inoue, Harukazu Miyamoto +3 more | 2014-08-19 |
| 8760985 | Manufacturing method for optical disc, optical disc, playback method for optical disc, playback apparatus for optical disc, recording apparatus for optical disc | — | 2014-06-24 |
| 8755261 | Optical information recording medium and optical information recording medium playback apparatus | — | 2014-06-17 |
| 8750084 | Manufacturing method for optical disc, optical disc, playback method for optical disc, playback apparatus for optical disc, recording apparatus for optical disc | — | 2014-06-10 |
| 8724437 | Manufacturing method for optical disc, optical disc, playback method for optical disc, playback apparatus for optical disc, recording apparatus for optical disc | — | 2014-05-13 |
| 8705329 | Manufacturing method for optical disc, optical disc, playback method for optical disc, playback apparatus for optical disc, recording apparatus for optical disc | — | 2014-04-22 |
| 8570847 | Recording medium manufacturing device and method | Yoshiyuki Kajiwara | 2013-10-29 |
| 8565055 | Method of, and apparatus for, recording address information to disc medium | Nobuyoshi Kobayashi, Tamotsu Yamagami, Shinichiro Iimura | 2013-10-22 |
| 8553511 | Disk recording medium, disk production method, disk drive apparatus | — | 2013-10-08 |
| 8514682 | Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same | Harumitsu Miyashita, Yasumori Hino, Junya Shiraishi | 2013-08-20 |
| 8498185 | Manufacturing method for optical disc, optical disc, playback method for optical disc, playback apparatus for optical disc, recording apparatus for optical disc | — | 2013-07-30 |
| 8391123 | Optical recording medium including multiple layers and a pre-write area | — | 2013-03-05 |
| 8379499 | Disc recording medium, disk drive apparatus, reproduction method, and disk manufacturing method | — | 2013-02-19 |
| 8363531 | Recordable optical disk, recording device, recording method, and reproduction device | Yoshihiro Akimoto, Motoshi Ito, Yasumori Hino, Hiroyasu Inoue, Harukazu Miyamoto +3 more | 2013-01-29 |
| 8345525 | Disc recording medium, disk drive apparatus, reproduction method, and disk manufacturing method | — | 2013-01-01 |
| 8320225 | Reproduction-only recording medium, reproducing apparatus, reproducing method, and disk manufacturing method | — | 2012-11-27 |
| 8305856 | Disk-shaped record medium and producing method for same, disk recording method and device, and disk playback method and device | Tamotsu Yamagami, Yuji Takagi, Makoto Usui, Paulus Gijsbertus Petrus Weijenbergh, Bart Van Rompaey | 2012-11-06 |
| 8295138 | Recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method | Tomotaka Kuraoka, Mitsutoshi Terada | 2012-10-23 |
| 8270267 | Method of, and apparatus for, recording address information to disc medium | Nobuyoshi Kobayashi, Tamotsu Yamagami, Shinichiro Iimura | 2012-09-18 |
| 8254226 | Disc-shaped recording medium, cutting apparatus for same, and disc drive | Shinichiro Iimura | 2012-08-28 |
| 8248902 | Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same | Harumitsu Miyashita, Yasumori Hino, Junya Shiraishi | 2012-08-21 |
| 8159918 | Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same | Harumitsu Miyashita, Yasumori Hino, Junya Shiraishi | 2012-04-17 |
| 8154967 | Optical recording medium, recording/reproduction apparatus, recording method, and recording/reproduction method with adjustment data for multiple layers | — | 2012-04-10 |
| 8085641 | Reproduced signal evaluation method and write adjustment method | Hiroyuki Minemura, Takahiro Kurokawa, Junya Shiraishi, Harumitsu Miyashita, Yasumori Hino | 2011-12-27 |