Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077865 | Electronic device, content reproduction control method, program, storage medium, and integrated circuit | Hideki Matsushima, Ryousuke Kobayashi, Tomoyuki Haga | 2011-12-13 |
| 7962746 | Computer system and program creating device | Tomoyuki Haga, Hideki Matsushima, Yoshikatsu Ito, Shigehiko Kimura, Yasuki Oiwa +1 more | 2011-06-14 |
| 7934256 | Electronic device, update server device, key update device | Hideki Matsushima, Takafumi Kagawa, Tomoyuki Haga, Shigehiko Kimura, Yasuki Oiwa +1 more | 2011-04-26 |