Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8180086 | Speaker | Satoshi Imamura, Shinji Kamimura | 2012-05-15 |
| 8165336 | Voice coil and speaker | Shinji Kamimura, Satoshi Imamura | 2012-04-24 |
| 8160291 | Voice coil and speaker | Satoshi Imamura, Shinji Kamimura | 2012-04-17 |
| 7845461 | Acoustic diaphragm and speaker | Satoshi Imamura, Shinji Kamimura | 2010-12-07 |