Issued Patents All Time
Showing 1–25 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9418694 | Optical recording method, optical recording medium, optical recording medium recording apparatus, optical recording apparatus, optical disk, and optical disk recording/reproducing apparatus | Hiroshi Tabata, Kazuo Yonehara | 2016-08-16 |
| 9389357 | Backlight device | Naoto Hirohata, Nobuyoshi Yamagishi, Takuya Kakinuma, Mikio Okumura | 2016-07-12 |
| 9025424 | Optical recording method, optical recording medium, optical recording medium recording apparatus, optical recording apparatus, optical disk, and optical disk recording/reproducing apparatus | Hiroshi Tabata, Kazuo Yonehara | 2015-05-05 |
| 8867326 | Apparatus for reproducing a signal from a disc-shaped information recording medium having a plurality of recording layers with different areas | — | 2014-10-21 |
| 8807818 | Backlight device | Naoto Hirohata, Nobuyoshi Yamagishi, Takuya Kakinuma, Mikio Okumura | 2014-08-19 |
| 8767519 | Information recording medium, and recording method and reproducing method thereof | — | 2014-07-01 |
| 8755262 | Information recording medium, method and apparatus for recording and reproducing information | — | 2014-06-17 |
| 8705936 | Video data recording device, video data playing device, video data recording method, and video data playing method | Shuji Takahashi | 2014-04-22 |
| 8654622 | Information recording medium, and recording method and reproducing method thereof | — | 2014-02-18 |
| 8596850 | Backlight device | Naoto Hirohata, Nobuyoshi Yamagishi, Takuya Kakinuma, Mikio Okumura | 2013-12-03 |
| 8503280 | Information recording medium, and recording method and reproducing method thereof | — | 2013-08-06 |
| 8446805 | Method of recording information on a recording medium including the recordation of a test signal thereon | — | 2013-05-21 |
| 8432784 | Information recording medium, and recording method and reproducing method thereof | — | 2013-04-30 |
| 8355312 | Information recording medium, method and apparatus for recording and reproducing information | — | 2013-01-15 |
| 8325587 | Information recording medium, and recording method and reproducing method thereof | — | 2012-12-04 |
| 8179757 | Method and apparatus for recording and reproducing information on and from optical disc | — | 2012-05-15 |
| 8159926 | Information recording medium, and recording method and reproducing method thereof | — | 2012-04-17 |
| 8107335 | Method and apparatus for recording and reproducing information on and from optical disc | — | 2012-01-31 |
| 7924670 | Method and apparatus for recording and reproducing information on and from optical disc | — | 2011-04-12 |
| 7920460 | Information recording medium, and recording method and reproducing method thereof | — | 2011-04-05 |
| 7911902 | Optical disc, method and apparatus for recording signal thereon | — | 2011-03-22 |
| 7889608 | Information-signal recording and reproducing apparatus, related method, and related computer program | — | 2011-02-15 |
| 7764590 | Information recording medium, method and apparatus for recording and reproducing information | — | 2010-07-27 |
| 7697385 | Method and apparatus for controlling recording laser power | — | 2010-04-13 |
| 7680020 | Method of recording a signal on an information recording medium, and method of recording and reproducing a signal on and from an information recording medium | — | 2010-03-16 |