Bulk acoustic wave (BAW) device with oppositely polarized piezoelectric layers for higher order resonance and method of manufacture
US-12506459-B2 · Dec 23, 2025 · US
for obtaining desired values of other parameters
for obtaining desired values of other parameters · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03H2003/028 |
| Official title | {for obtaining desired values of other parameters} |
| Display label | for obtaining desired values of other parameters |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 5 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 6 |
| 2023 | 8 |
| 2024 | 7 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acoustic wave devices with multi-layer piezoelectric substrate
US-12451866-B2 · Oct 21, 2025 · US
Method for controlling stress in a substrate during laser deposition
US-12403547-B2 · Sep 2, 2025 · US
Optimal design method and device for bulk acoustic resonator, and storage medium
US-2025096764-A1 · Mar 20, 2025 · US
Bulk acoustic wave resonator and fabrication method thereof
US-12206382-B2 · Jan 21, 2025 · US
Thin film piezoelectric acoustic wave resonator and manufacturing method therefor, and filter
US-12057820-B2 · Aug 6, 2024 · US
ADDITION OF BORON TO AlN AND AlScN PIEZOELECTRIC MATERIALS
US-2024195386-A1 · Jun 13, 2024 · US
Bulk acoustic wave resonator and fabrication method thereof
US-2024162875-A1 · May 16, 2024 · US
Bulk acoustic wave resonator and fabrication method thereof
US-2024162882-A1 · May 16, 2024 · US
Method for manufacturing resonator
US-11984864-B2 · May 14, 2024 · US
Bulk acoustic wave (baw) device with oppositely polarized piezoelectric layers for higher order resonance and method of manufacture
US-2024106408-A1 · Mar 28, 2024 · US
Composite substrate
US-2024022229-A1 · Jan 18, 2024 · US
Method of manufacturing composite substrate
US-11804818-B2 · Oct 31, 2023 · US
Oscillation device and electronic device
US-11742798-B2 · Aug 29, 2023 · US
Vibrator and oscillator
US-11722098-B2 · Aug 8, 2023 · US
Laminated substrate having piezoelectric film, element having piezoelectric film and method for manufacturing this laminated substrate
US-2023115136-A1 · Apr 13, 2023 · US
Acoustic wave devices with multi-layer piezoelectric substrate
US-2023113099-A1 · Apr 13, 2023 · US
Method of making acoustic wave devices with multi-layer piezoelectric substrate
US-2023111032-A1 · Apr 13, 2023 · US
Bulk-acoustic wave resonator
US-11558030-B2 · Jan 17, 2023 · US
Laminated substrate having piezoelectric film, element having piezoelectric film and method for manufacturing this laminated substrate
US-11557713-B2 · Jan 17, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03H2003/028?
- CPC H03H2003/028 is the Cooperative Patent Classification code for “for obtaining desired values of other parameters.”
- How many patents are filed under CPC H03H2003/028 (for obtaining desired values of other parameters)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC H03H2003/028 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).