| 6865399 |
Mobile telephone apparatus |
Toru Fujioka, Isao Yoshida, Masatoshi Morikawa, Yoshikuni Matsunaga, Kenji Sekine +1 more |
2005-03-08 |
| 6535069 |
High-frequency power amplifier module |
Toru Fujioka, Isao Yoshida, Masatoshi Morikawa, Yoshikuni Matsunaga, Kenji Sekine +1 more |
2003-03-18 |
| 6384688 |
High-frequency power amplifier module |
Toru Fujioka, Isao Yoshida, Masatoshi Morikawa, Yoshikuni Matsunaga, Kenji Sekine +1 more |
2002-05-07 |
| 6366788 |
Mobile telephone system |
Toru Fujioka, Isao Yoshida, Masatoshi Morikawa, Yoshikuni Matsunaga, Kenji Sekine +1 more |
2002-04-02 |
| 5719429 |
High frequency/high output insulated gate semiconductor device with reduced and balanced gate resistance |
Isao Yoshida, Yasuo Maruyama |
1998-02-17 |
| 4492974 |
DMOS With gate protection diode formed over base region |
Isao Yoshida, Takeaki Okabe, Minoru Nagata, Toshiaki Masuhara, Kazutoshi Ashikawa +5 more |
1985-01-08 |
| 4213140 |
Insulated-gate semiconductor device |
Takeaki Okabe, Isao Yoshida, Hidefumi Ito, Masatomo Furumi, Shikayuki Ochi |
1980-07-15 |