Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8289075 | Class-D amplifier | Tatsuya Kishii, Hirotoshi Tsuchiya, Toshio Maejima, Masayoshi Nakamura, Masato Miyazaki +1 more | 2012-10-16 |
| 5399958 | Switching power supply circuit having a reduced ripple voltage | — | 1995-03-21 |