Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12113253 | Fuel cell system | — | 2024-10-08 |
| 11860110 | Article inspection apparatus using spectrum analyzer | Shigeo Arai, Takashi Suzuki | 2024-01-02 |
| 11762118 | Metal detection apparatus | Chie Nishimura, Yuki Hayakawa | 2023-09-19 |
| 10996363 | Metal detection apparatus | Yuki Hayakawa, Akira Ohashi, Tomohiko Yamaguchi | 2021-05-04 |
| 10958223 | Amplifier | Tatsuya Hagiwara, Akihito Hirai | 2021-03-23 |
| 10811991 | High frequency rectifier | Masaomi Tsuru | 2020-10-20 |
| 10530338 | Phase shift precision calibration circuitry, vector sum phase shifter, and wireless communication device | Takaya Maruyama, Takanobu FUJIWARA, Koji Tsutsumi | 2020-01-07 |
| 10425062 | Polyphase filter and filter circuit | Atsushi Kato, Takaya Maruyama, Takanobu FUJIWARA, Koji Tsutsumi | 2019-09-24 |
| 10404228 | Transconductance amplifier and phase shifter | Takaya Maruyama | 2019-09-03 |
| 10236525 | Control apparatus, fuel cell unit and control method | Kazutaka Nakamura, Hiroshi Inoue, Kenta Okino, Hirotaka Sato, Takashi Shigehisa +1 more | 2019-03-19 |
| 9614498 | Active balun circuit and transformer | Ryosuke Takeuchi, Koji Tsutsumi, Takayuki Nakai | 2017-04-04 |
| 9503980 | Start signal generating apparatus | Akihito Hirai, Yoshinori Takahashi | 2016-11-22 |
| 9225047 | Fuel cell device | — | 2015-12-29 |
| 9219283 | Method for controlling fuel cell device during power generation start by controlling power conditioner | — | 2015-12-22 |
| 7002396 | Frequency converter | Chiemi Sawaumi, Noriharu Suematsu, Kenichi Maeda, Takayuki Ikushima, Hiroyuki Joba +1 more | 2006-02-21 |
| 6784743 | High frequency amplifier and frequency mixer | Noriharu Suematsu, Chiemi Sawaumi, Kenichi Maeda, Takayuki Ikushima, Hiroyuki Joba +1 more | 2004-08-31 |
| 4751226 | Pyrazoloisoquinoline derivatives, plant growth regulating compositions, and method of use therefor | Yasuo Kamuro, Katsuji Watanabe | 1988-06-14 |
| 4294939 | Coating composition | Susumu Akagi, Seiichi Torimitsu | 1981-10-13 |