Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9041412 | Methods of testing a connection between speakers and a power amplifier and devices therefor | Minoru Matsuyama | 2015-05-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9041412 | Methods of testing a connection between speakers and a power amplifier and devices therefor | Minoru Matsuyama | 2015-05-26 |