Issued Patents All Time
Showing 1–25 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11848661 | Filter and multiplexer | — | 2023-12-19 |
| 11699991 | Multiplexer, high frequency front-end circuit, and communication apparatus | — | 2023-07-11 |
| 11606081 | Filter device and method for manufacturing the same | — | 2023-03-14 |
| 11558072 | Multiplexer | — | 2023-01-17 |
| 11394369 | Multiplexer, transmission device, reception device, high-frequency front end circuit, communication device and impedance matching method for multiplexer | — | 2022-07-19 |
| 11271546 | Filter circuit using 90-degree hybrid coupler | — | 2022-03-08 |
| 11218134 | Acoustic wave filter device and composite filter device | — | 2022-01-04 |
| 11115003 | Acoustic wave device, multiplexer, high-frequency front end circuit, and communication apparatus | Ryo Nakagawa, Hideki IWAMOTO, Tsutomu Takai | 2021-09-07 |
| 11012052 | Surface acoustic wave filter | — | 2021-05-18 |
| 10972072 | Composite multiplexer | — | 2021-04-06 |
| 10917071 | Multiplexer, radio-frequency front-end circuit, and communication apparatus | — | 2021-02-09 |
| 10840877 | Composite filter device, high-frequency front end circuit, and communication apparatus | — | 2020-11-17 |
| 10812050 | Multiplexer, radio-frequency (RF) front-end circuit, and communication apparatus | — | 2020-10-20 |
| 10812043 | Acoustic wave filter device | — | 2020-10-20 |
| 10778187 | Surface acoustic wave filter and multiplexer | Hideki IWAMOTO | 2020-09-15 |
| 10742194 | Filter | — | 2020-08-11 |
| 10651822 | Multiplexer | — | 2020-05-12 |
| 10644674 | Multiplexer, radio-frequency front-end circuit, and communication device | — | 2020-05-05 |
| 10615775 | Multiplexer, transmission apparatus, and reception apparatus | Toshimaro Yoneda, Noriyoshi OTA | 2020-04-07 |
| 10601570 | Multiplexer, radio-frequency front-end circuit, and communication apparatus | — | 2020-03-24 |
| 10601402 | Multiplexer, transmission device, and reception device | — | 2020-03-24 |
| 10541674 | Multiplexer, transmission device, reception device, high-frequency front end circuit, communication device and impedance matching method for multiplexer | — | 2020-01-21 |
| 10530336 | Elastic wave filter, multiplexer, duplexer, high-frequency front end circuit, and communication device | — | 2020-01-07 |
| 10476470 | Elastic wave filter device | — | 2019-11-12 |
| 10469055 | Filter device including longitudinally coupled resonator elastic wave filter and elastic wave resonator | Hideki IWAMOTO, Keiji Okada, Tsutomu Takai | 2019-11-05 |