Giant nonreciprocity of surface acoustic waves enabled by the magnetoelastic interaction
US-12347914-B2 · Jul 1, 2025 · US
Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence)
Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01P1/32 |
| Official title | Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence) |
| Display label | Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence) |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Irreversible circuit element and method of manufacturing irreversible circuit element
US-12341232-B2 · Jun 24, 2025 · US
Irreversible circuit element and method of manufacturing irreversible circuit element
US-2025079676-A1 · Mar 6, 2025 · US
Non-reciprocal circuit
US-2024380088-A1 · Nov 14, 2024 · US
Isolating amplifier apparatus
US-2024305257-A1 · Sep 12, 2024 · US
Non-reciprocal circuit element and communication apparatus having the same
US-2023140741-A1 · May 4, 2023 · US
Fully integrated parity-time symmetric electronics
US-11637355-B1 · Apr 25, 2023 · US
Non-reciprocal RF-bandpass filters
US-11621700-B2 · Apr 4, 2023 · US
Non-reciprocal device comprising asymmetric phase transport of waves
US-11595133-B2 · Feb 28, 2023 · US
Giant nonreciprocity of surface acoustic waves enabled by the magnetoelastic interaction
US-2022367998-A1 · Nov 17, 2022 · US
Non-reciprocal filters for matter waves
US-11342645-B2 · May 24, 2022 · US
Non-Reciprocal Rf-Bandpass Filters
US-2022109430-A1 · Apr 7, 2022 · US
Non-reciprocal circuit element
US-11283146-B2 · Mar 22, 2022 · US
Non-reciprocal circuit element
US-11276908-B2 · Mar 15, 2022 · US
A non-reciprocal device comprising asymmetric phase transport of waves
US-2021273733-A1 · Sep 2, 2021 · US
Non-reciprocal circuit element
US-2021091444-A1 · Mar 25, 2021 · US
Non-reciprocal circuit element
US-2021091445-A1 · Mar 25, 2021 · US
Power divider/combiner
US-10930995-B2 · Feb 23, 2021 · US
Non-reciprocal filters for matter waves
US-2020411938-A1 · Dec 31, 2020 · US
Additive manufacturing methods for magnetic materials
US-10737424-B2 · Aug 11, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01P1/32?
- CPC H01P1/32 is the Cooperative Patent Classification code for “Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence).”
- How many patents are filed under CPC H01P1/32 (Non-reciprocal transmission devices (H01P1/02 - H01P1/30 take precedence))?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC H01P1/32 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).