Issued Patents 2018
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10121507 | Writing method of data, reading method of data, and optical disc drive | Motoshi Ito | 2018-11-06 |
| 10079038 | Optical disc device and optical disc reading method | Yoshikazu Yamamoto, Atsushi Kiyomura | 2018-09-18 |
| 10049697 | Write-once storage medium capable of recording data blocks on both land and groove of spiral track | Akihito YOSHIMI, Kenji Takauchi, Yasumori Hino, Motoshi Ito | 2018-08-14 |
| 10042582 | Data erasing method | Takeharu Yamamoto, Toshiaki Takasu | 2018-08-07 |
| 9978421 | Optical disk device and large-scale optical disk device | Kohei Nakata, Junichi Minamino | 2018-05-22 |
| 9966097 | Optical recording medium having condition management area for managing the recording condition of management information | Akihito YOSHIMI, Kenji Takauchi, Yasumori Hino, Motoshi Ito | 2018-05-08 |
| 9899051 | Information recording and playback device | Harumitsu Miyashita, Akihito YOSHIMI | 2018-02-20 |