Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841457 | Radar device, control circuit of radar device, and storage medium of radar device | Koji Tsutsumi, Tatsuya Hagiwara | 2023-12-12 |
| 11502656 | Variable gain amplifier | Wataru Yamamoto, Koji Tsutsumi | 2022-11-15 |
| 11463047 | Mixer | Shinya YOKOMIZO, Takanobu FUJIWARA, Masaomi Tsuru, Akihito Hirai | 2022-10-04 |
| 11451208 | Switching circuit and variable attenuator | Kengo KAWASAKI, Masaomi Tsuru | 2022-09-20 |
| 11405001 | Image rejection mixer and communication circuit | Akihito Hirai | 2022-08-02 |
| 11329632 | Variable inductor circuit | Yoshiaki MORINO | 2022-05-10 |
| 11233495 | Mixer | Shinya YOKOMIZO, Akihito Hirai | 2022-01-25 |
| 11088698 | Phase-locked loop circuit | Sho IKEDA, Akihito Hirai, Koji Tsutsumi | 2021-08-10 |
| 11088685 | High-frequency switch | Takanobu FUJIWARA | 2021-08-10 |
| 11088697 | PLL circuit | Koji Tsutsumi, Yuki YANAGIHARA | 2021-08-10 |
| 11043955 | PLL circuit | Koji Tsutsumi, Sho IKEDA | 2021-06-22 |
| 11012078 | IQ signal source | Akihito Hirai | 2021-05-18 |
| 10944360 | Local oscillator | Akihito Hirai | 2021-03-09 |
| 10763826 | Polyphase filter | Akihito Hirai | 2020-09-01 |
| 10659062 | PLL circuit | Yuki YANAGIHARA, Koji Tsutsumi | 2020-05-19 |
| 10461756 | PLL circuit | Koji Tsutsumi, Yuki YANAGIHARA | 2019-10-29 |
| 9543898 | Microwave amplifier device | Yoshinori Tsuyama, Hiroyuki Nonomura, Hiroshi Otsuka, Hifumi Noto, Yoshinori Yasunaga +1 more | 2017-01-10 |
| 8914068 | Array antenna apparatus | Ryoji Hayashi, Yoshihito Hirano, Kiyohide Sakai, Akira Inoue, Morishige Hieda +5 more | 2014-12-16 |
| 8774737 | Transmission module and phased array antenna apparatus | Kazutomi Mori, Hiroyuki Joba, Yoshinori Takahashi, Tomohiro Akiyama, Ryoji Hayashi +4 more | 2014-07-08 |
| 8063768 | Modem apparatus | Yoshihiro Akeboshi, Seiichi Saito | 2011-11-22 |
| 7899142 | Leakage signal cancellation apparatus | Ryoji Hayashi, Naohisa Takayama | 2011-03-01 |
| 7054610 | Wireless terminal device | Kenji Itoh, Hiroaki Nagano, Takatoshi Katsura, Shinjirou Fukuyama, Mitsuru Mochizuki +3 more | 2006-05-30 |
| 6906411 | Multilayer substrate module and portable wireless terminal | Takatoshi Katsura, Kenji Itoh, Hiroaki Nagano, Youji Isota, Tadashi Takagi +3 more | 2005-06-14 |
| 6449471 | Wireless terminal device | Takatoshi Katsura, Kenji Itoh, Shinjirou Fukuyama, Mitsuru Mochizuki, Hiroaki Nagano +3 more | 2002-09-10 |
| 5787126 | Detector and receiving and transmitting apparatus | Kenji Itoh, Kenji Kawakami, Noriharu Suematsu, Akio Iida | 1998-07-28 |