Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984508 | Contents using device, and contents using method | Tohru Nakahara, Masaki Igarashi, Kouji Miura, Katsumi Tokuda | 2011-07-19 |
| 7940935 | Content playback apparatus, content playback method, computer program, key relay apparatus, and recording medium | Tohru Nakahara, Masaya Yamamoto, Katsumi Tokuda, Masaya Miyazaki, Masayuki Kozuka | 2011-05-10 |