Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972640 | Directional coupler, high frequency circuit module and wireless communication system | Hitoshi Akamine, Shun Imai, Satoshi Arai, Yasuhiro Nunogawa | 2005-12-06 |
| 6958649 | High-frequency power amplification electronic part and wireless communication system | Takayuki Tsutsui, Kouichi Matsushita | 2005-10-25 |
| 6885246 | High frequency amplifier | Takayuki Tsutsui, Kouichi Matsushita, Nobuhiro Matsudaira | 2005-04-26 |