Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10079038 | Optical disc device and optical disc reading method | Yoshikazu Yamamoto, Yoshihisa Takahashi | 2018-09-18 |
| 9377969 | Information processing device, information processing method, and information storage medium, including storage of information indicating which medium among plural media has a recording failure area and a position in the medium of the recording failure area | Yoshihisa Takahashi, Kenji Takauchi, Makoto Usui | 2016-06-28 |