Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10049697 | Write-once storage medium capable of recording data blocks on both land and groove of spiral track | Yoshihisa Takahashi, Kenji Takauchi, Yasumori Hino, Motoshi Ito | 2018-08-14 |
| 9966097 | Optical recording medium having condition management area for managing the recording condition of management information | Yoshihisa Takahashi, Kenji Takauchi, Yasumori Hino, Motoshi Ito | 2018-05-08 |
| 9899051 | Information recording and playback device | Harumitsu Miyashita, Yoshihisa Takahashi | 2018-02-20 |
| 9542971 | Optical disc library apparatus having magazine-disc association information, optical disc, and optical disc library system | Yoshihisa Takahashi | 2017-01-10 |
| 8898684 | Optical disc device including a carrier for holding optical discs in a stacked state | Yuuichi Kuze, Hirokuni Hagita, Daichi Tamaki | 2014-11-25 |