Issued Patents All Time
Showing 1–2 of 2 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, Tetsuaki Adachi, Yasuhiro Nunogawa | 2003-12-02 |
| 6463267 | High frequency power amplifying apparatus having amplifying stages with gain control signals of lower amplitudes applied to earlier preceding stages | Hitoshi Akamine, Nobuhiko Ishihara, Tetsuaki Adachi, Yasuhiro Nunogawa | 2002-10-08 |