Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8239049 | Playing state presentation system, playing state presentation device, playing state presentation method, and playing state presentation program | Takashi Koya, Shigetaka Kudo, Michiaki Yoneda | 2012-08-07 |
| 7966086 | Playback apparatus, playback method, and computer program | Michiaki Yoneda, Shigetaka Kudo, Takashi Koya | 2011-06-21 |
| 7941235 | Playback apparatus, playback method, playback system and recording medium | Michiaki Yoneda, Shigetaka Kudo, Takashi Koya | 2011-05-10 |