Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9820047 | Signal processing method and speaker system | Toshiyuki Matsumura, Isao Kakuhari, Shuji Saiki, Satoshi Takayama, Kazuki Honda +1 more | 2017-11-14 |
| 9774935 | Speaker device | Toshiyuki Matsumura, Kazuki Honda, Takafumi Yuasa, Shuji Saiki, Satoshi Takayama | 2017-09-26 |