Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936138 | Motor controller for radio control | Kazuo Katsuyama, Takatoshi Morita | 2011-05-03 |
| 7925040 | Speaker | Akinori Ushikoshi, Takamasa Kaneko, Kenji Yokoyama | 2011-04-12 |
| 7864976 | Speaker | Akinori Ushikoshi, Takamasa Kaneko, Kenji Yokoyama | 2011-01-04 |