Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8494183 | Audio processing apparatus | Tadaharu Sunaga, Susumu Koaze, Junichi Kobayashi, Norio Etoh, Shintaro Jo +2 more | 2013-07-23 |
| 7978865 | Audio processing apparatus | Tadaharu Sunaga, Norio Etoh, Shintaro Jo, Ayako Nakatani, Yohei Koike | 2011-07-12 |