Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900694 | High frequency power amplifier module and wireless communication apparatus | Masashi Suzuki, Hitoshi Akamine, Takahiro Sato, Masashi Maruyama, Susumu Takada | 2005-05-31 |
| 6897728 | High frequency power amplifier module and wireless communication system | Masahito Numanami, Hitoshi Akamine, Tsuyoshi Shibuya, Masatoshi Morikawa, Yasuhiro Nunogawa | 2005-05-24 |
| 6765268 | Multiple transistors having a common gate pad between first group of drains and second group of drains | Hitoshi Akamine, Masashi Suzuki, Masao Yamane | 2004-07-20 |
| 6731167 | High frequency power amplifier module and wireless communication apparatus | Masashi Suzuki, Hitoshi Akamine, Takahiro Sato, Masashi Maruyama, Susumu Takada | 2004-05-04 |
| 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 |
| 6492872 | High frequency power amplifying module and wireless communication apparatus | Toru Fujioka, Yoshikuni Matsunaga, Isao Yoshida, Masatoshi Morikawa, Masao Hotta | 2002-12-10 |
| 6489680 | Semiconductor device | Iwamichi Kohjiro, Yasuhiro Nunogawa, Sakae Kikuchi, Shizuo Kondo, Osamu Kagaya +3 more | 2002-12-03 |
| 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, Yasuhiro Nunogawa, Kogi Sugita | 2002-10-08 |
| 6433639 | High frequency power amplifier module and wireless communication system | Masahito Numanami, Hitoshi Akamine, Tsuyoshi Shibuya, Masatoshi Morikawa, Yasuhiro Nunogawa | 2002-08-13 |
| 6384686 | Radio communication apparatus and radio frequency power amplifier | Hirotaka Ueno, Yasuhiro Nunogawa | 2002-05-07 |
| 6330165 | Semiconductor device | Iwamichi Kohjiro, Yasuhiro Nunogawa, Sakae Kikuchi, Shizuo Kondo, Osamu Kagaya +3 more | 2001-12-11 |
| 6288612 | Radio communication apparatus and radio frequency power amplifier | Hirotaka Ueno, Yasuhiro Nunogawa | 2001-09-11 |
| 6172567 | Radio communication apparatus and radio frequency power amplifier | Hirotaka Ueno, Yasuhiro Nunogawa | 2001-01-09 |
| 5574993 | Mobile communication apparatus and method | Kunio Kobayashi, Tsuyoshi Shibuya | 1996-11-12 |