Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9590827 | Distortion compensation apparatus, wireless communication system, and distortion compensation method | Yoshinobu Shizawa, Hiroaki Maeda, Junya Morita, Hiroyuki Ogawa, Satoshi Matsubara | 2017-03-07 |
| 9444499 | Wireless device and wireless access system | Junya Morita, Yoshinobu Shizawa | 2016-09-13 |
| 9231626 | Wireless communication apparatus, Doherty amplifier, and method for controlling wireless communication | Hiroaki Maeda, Hirotake Honda, Yoshinobu Shizawa, Hiroyuki Ogawa, Yasuhiro OKAWA | 2016-01-05 |
| 8680921 | Amplifying apparatus, transmitter, and amplifying apparatus control method | Hirotake Honda, Hiroaki Maeda, Yoshinobu Shizawa | 2014-03-25 |
| 8558616 | Amplifying apparatus | Yoshinobu Shizawa, Hiroaki Maeda, Hirotake Honda | 2013-10-15 |
| 8364101 | Amplifying device and transmitter apparatus | Yoshinobu Shizawa, Hiroaki Maeda, Hirotake Honda | 2013-01-29 |
| 8022763 | Amplifier failure detection apparatus | Hiroaki Maeda, Takashi Ono, Hirotake Honda, Hiroyuki Ezuka | 2011-09-20 |
| 7786797 | Amplifying apparatus | Hiroaki Maeda, Takashi Ono, Hirotake Honda, Yoshinobu Shizawa | 2010-08-31 |
| 7456687 | Amplifier unit and method of detecting failure in the same | Akira Seino, Hiroaki Maeda, Takashi Ono | 2008-11-25 |
| 7456688 | Signal extraction circuit and distortion-compensated amplifier incorporating the same | Hiroaki Maeda, Yasushi Seino, Takashi Ono | 2008-11-25 |