Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10455189 | Playback method and playback device | Masayuki Kozuka, Masaya Yamamoto | 2019-10-22 |
| 10419789 | Information processing method, information processor, and recording medium | Masayuki Kozuka, Masaya Yamamoto, Tadamasa TOMA | 2019-09-17 |
| 10291879 | Playback method and playback device | Masayuki Kozuka, Masaya Yamamoto | 2019-05-14 |
| 10169551 | Content reading method for reading out copyright-protected content from non-transitory recording medium, content reading apparatus, and non-transitory recording medium | Masaya Yamamoto | 2019-01-01 |