Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12323123 | Phase shifter comprising selectable first and second all-pass filters, where the all-pass filters include capacitors and inductors of determined values to achieve impedance matching | Kei FUKUNAGA, Ryota Komaru, Yoshifumi Kawamura, Shintaro Shinjo | 2025-06-03 |
| 12068384 | Semiconductor device | Yutaro Yamaguchi, Tomohiro OTSUKA, Shintaro Shinjo | 2024-08-20 |
| 12028023 | Amplifier | Takumi SUGITANI, Shintaro Shinjo | 2024-07-02 |
| 11923811 | High-frequency power amplifier | Ryota Komaru, Shintaro Shinjo | 2024-03-05 |
| 11595012 | Distributed amplifier | Jun KAMIOKA, Koji Yamanaka | 2023-02-28 |
| 11381206 | Power amplifier and filter | Takumi SUGITANI, Koji Yamanaka | 2022-07-05 |
| 11349515 | Limiter circuit | Takuma TORII, Koji Yamanaka, Kazuhiro Nishida | 2022-05-31 |
| 11276626 | Semiconductor device | Yutaro Yamaguchi, Shintaro Shinjo, Koji Yamanaka | 2022-03-15 |
| 11228173 | Limiter circuit | Takuma TORII, Koji Yamanaka, Kazuhiro Nishida | 2022-01-18 |
| 10797141 | Semiconductor device | Yutaro Yamaguchi, Koji Yamanaka | 2020-10-06 |
| 10777550 | Semiconductor device | Yutaro Yamaguchi, Koji Yamanaka | 2020-09-15 |
| 10763797 | High-frequency power amplifier | Takaaki Yoshioka, Koji Yamanaka | 2020-09-01 |
| 10741700 | Semiconductor device | Yutaro Yamaguchi, Koji Yamanaka | 2020-08-11 |
| 10439262 | High frequency switch | Ryota Komaru, Koji Yamanaka | 2019-10-08 |
| 10361483 | Antenna device and array antenna device | Takashi Maruyama, Satoshi Yamaguchi, Masataka Otsuka, Naoyuki Yamamoto | 2019-07-23 |
| 8618878 | Multiport amplifier and wireless device using the same | Kazutomi Mori, Kenichi Tajima, Yukihiro Tahara, Morishige Hieda | 2013-12-31 |
| 7675383 | Switch circuit | Tamotsu Nishino, Shinnosuke Soda, Kenichi Miyaguchi, Kenji Kawakami, Masaomi Tsuru +3 more | 2010-03-09 |
| 7633357 | SPST switch, SPDT switch and MPMT switch | Morishige Hieda, Moriyasu Miyazaki | 2009-12-15 |
| 7612633 | High-frequency switch | Yukinobu Tarui, Tamotsu Nishino, Yoshitsugu Yamamoto, Moriyasu Miyazaki, Yoji Isota | 2009-11-03 |
| 7541894 | Phase-shifting circuit and multibit phase shifter | Kenichi Miyaguchi, Morishige Hieda, Tamotsu Nishino, Moriyasu Miyazaki, Yukihisa Yoshida +2 more | 2009-06-02 |
| 7495529 | Phase shift circuit, high frequency switch, and phase shifter | Kenichi Miyaguchi, Morishige Hieda, Tamotsu Nishino, Moriyasu Miyazaki, Norihiro Yunoue +3 more | 2009-02-24 |