Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11475918 | Recording state evaluation method, recording compensation method, and information recording/playback device | Yasushi Kobayashi, Yasumori Hino | 2022-10-18 |
| 11295779 | Optical disk device | Yasushi Kobayashi | 2022-04-05 |