Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10149059 | Speaker device and microphone device | — | 2018-12-04 |
| 10034090 | Audio control device | Minoru Matsuyama, Masashi Saito | 2018-07-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10149059 | Speaker device and microphone device | — | 2018-12-04 |
| 10034090 | Audio control device | Minoru Matsuyama, Masashi Saito | 2018-07-24 |