Radio frequency acoustic device with laterally distributed reflectors
US-12483223-B2 · Nov 25, 2025 · US
comprising a plurality of piezoelectric layers acoustically coupled
comprising a plurality of piezoelectric layers acoustically coupled · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03H9/583 |
| Official title | {comprising a plurality of piezoelectric layers acoustically coupled} |
| Display label | comprising a plurality of piezoelectric layers acoustically coupled |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acoustic filters providing negative capacitance for use in multiplexers
US-12456965-B2 · Oct 28, 2025 · US
Tunable coupled resonator filter structure
US-2024413809-A1 · Dec 12, 2024 · US
Acoustic filters providing negative capacitance for use in multiplexers
US-2023412149-A1 · Dec 21, 2023 · US
Radio frequency acoustic device with laterally distributed reflectors
US-2022393664-A1 · Dec 8, 2022 · US
BAW resonator, RF filter, multiplexer and method of manufacturing a BAW resonator
US-11482985-B2 · Oct 25, 2022 · US
Baw resonator, rf filter, multiplexer and method of manufacturing a baw resonator
US-2021126614-A1 · Apr 29, 2021 · US
Bulk acoustic wave resonator with multilayer piezoelectric structure
US-10727809-B2 · Jul 28, 2020 · US
Method for manufacturing a piezoelectric device
US-10608166-B2 · Mar 31, 2020 · US
Elastic wave device, multiplexer, high-frequency front-end circuit, and communication apparatus
US-10491187-B2 · Nov 26, 2019 · US
Guided acoustic wave device
US-10469050-B2 · Nov 5, 2019 · US
Elastic wave device, multiplexer, high-frequency front-end circuit, and communication apparatus
US-2019260347-A1 · Aug 22, 2019 · US
Transverse bulk acoustic wave filter
US-10361677-B2 · Jul 23, 2019 · US
Bulk acoustic wave resonator with a mass adjustment structure and its application to bulk acoustic wave filter
US-10250228-B2 · Apr 2, 2019 · US
Electrical resonator
US-10128812-B2 · Nov 13, 2018 · US
Bulk acoustic wave resonator with multilayer piezoelectric structure
US-2018175826-A1 · Jun 21, 2018 · US
Bulk acoustic wave resonator with a mass adjustment structure and its application to bulk acoustic wave filter
US-2018109240-A1 · Apr 19, 2018 · US
Guided acoustic wave device
US-2018054179-A1 · Feb 22, 2018 · US
Transverse bulk acoustic wave filter
US-2017310299-A1 · Oct 26, 2017 · US
Method for manufacturing a piezoelectric device
US-2017309811-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03H9/583?
- CPC H03H9/583 is the Cooperative Patent Classification code for “comprising a plurality of piezoelectric layers acoustically coupled.”
- How many patents are filed under CPC H03H9/583 (comprising a plurality of piezoelectric layers acoustically coupled)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC H03H9/583 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).