Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10250988 | Speaker | Kei Tanabe, Yu Yamagami, Takahiro Aoki, Yusuke Yoshida | 2019-04-02 |
| 8776944 | On-vehicle acoustic device and method of assembling the same | Ryo Ito, Masami Imai, Takashi Kanari, Arata Tada | 2014-07-15 |