Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658243 | High frequency power amplifying apparatus having amplifying stages with gain control signals of lower amplitudes applied to earlier preceding stages | Hitoshi Akamine, Nobuhiko Ishihara, Yasuhiro Nunogawa, Kogi Sugita | 2003-12-02 |
| 6636114 | High frequency power amplifier module and wireless communication apparatus | Takayuki Tsutsui | 2003-10-21 |
| 6617927 | High frequency power amplifier module, and wireless communications system | Masahito Numanami, Hitoshi Akamine, Tsuyoshi Shibuya, Masatoshi Morikawa, Yasuhiro Nunogawa | 2003-09-09 |
| 6605999 | High-frequency power amplifier, wireless communication apparatus and wireless communication system | Kouichi Matsushita, Tomio Furuya, Hitoshi Akamine, Nobuhiro Matsudaira | 2003-08-12 |