Issued Patents All Time
Showing 1–25 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12301196 | Filter device and radio-frequency front end circuit including the same | Masayuki KIKUDA | 2025-05-13 |
| 11984865 | Band pass filter | — | 2024-05-14 |
| 11201599 | Band pass filter | — | 2021-12-14 |
| 11108369 | Band pass filter | — | 2021-08-31 |
| 11088669 | Band pass filter | — | 2021-08-10 |
| 10944376 | LC resonator and LC filter | — | 2021-03-09 |
| 10911014 | Electronic component | Kiyohiro KASHIUCHI | 2021-02-02 |
| 10727806 | Balun | — | 2020-07-28 |
| 10601390 | Balance filter | — | 2020-03-24 |
| 10110191 | High-frequency laminated component and laminated high-frequency filter | — | 2018-10-23 |
| 9948264 | Electronic component | — | 2018-04-17 |
| 9843085 | Directional coupler | Keisuke Katabuchi, Yasushi Yunoki | 2017-12-12 |
| 9722567 | Variable-frequency resonance circuit and variable-frequency filter | Yasushi Yunoki, Keisuke Katabuchi | 2017-08-01 |
| 9685688 | Directional coupler | Keisuke Katabuchi, Yasushi Yunoki | 2017-06-20 |
| 9543632 | Directional coupler | Keisuke Katabuchi, Yasushi Yunoki | 2017-01-10 |
| 9444127 | Directional coupler | Keisuke Katabuchi, Yasushi Yunoki | 2016-09-13 |
| 9331658 | Filter circuit | — | 2016-05-03 |
| 9306528 | Composite LC resonator and band pass filter | — | 2016-04-05 |
| 9184720 | High-frequency laminated component and laminated high-frequency filter | — | 2015-11-10 |
| 9083304 | Laminated balanced filter | — | 2015-07-14 |
| 9083301 | Balance filter | Akira Tanaka | 2015-07-14 |
| 8896394 | Electronic component | — | 2014-11-25 |
| 8823468 | Multilayer filter | — | 2014-09-02 |
| 8816796 | Multilayer filter | — | 2014-08-26 |
| 8754726 | Multilayer band-pass filter | Hiroyuki Sasaki, Hiroshi Masuda | 2014-06-17 |