Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9820047 | Signal processing method and speaker system | Akihisa Kawamura, Toshiyuki Matsumura, Isao Kakuhari, Shuji Saiki, Kazuki Honda +1 more | 2017-11-14 |
| 9813820 | Loudspeaker, electronic apparatus using same, and mobile apparatus | Takafumi Yuasa, Kenji Yamauchi, Koichi Nakayama, Ryo Kuribayashi | 2017-11-07 |
| 9774935 | Speaker device | Toshiyuki Matsumura, Akihisa Kawamura, Kazuki Honda, Takafumi Yuasa, Shuji Saiki | 2017-09-26 |
| 9628916 | Loudspeaker, electronic apparatus using loudspeaker, and mobile equipment using loudspeaker | Takafumi Yuasa, Kenji Yamauchi, Koichi Nakayama, Ryo Kuribayashi | 2017-04-18 |