Power inductor with variable width air gap
US-12327669-B2 · Jun 10, 2025 · US
having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)}
having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)} · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F29/10 |
| Official title | having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)} |
| Display label | having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)} |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Inductive component and method for adjusting an inductance
US-12315671-B2 · May 27, 2025 · US
Systems and methods for variable differential transformers secondaries with single rail bias
US-2025149238-A1 · May 8, 2025 · US
Resonant transformers with calibratable flux-shunt
US-2024387096-A1 · Nov 21, 2024 · US
Systems and methods for fault detection in variable differential transformers
US-11959977-B2 · Apr 16, 2024 · US
Systems and methods for fault detection in variable differential transformers
US-2023417845-A1 · Dec 28, 2023 · US
Power inductor with variable width air gap
US-2023245811-A1 · Aug 3, 2023 · US
Power inductor with variable width air gap
US-11631518-B2 · Apr 18, 2023 · US
Inductive component and method for adjusting an inductance
US-2022223339-A1 · Jul 14, 2022 · US
Auto-balancing transformers
US-11309933-B2 · Apr 19, 2022 · US
Current transformer, protection device and electrical circuit breaker including such a transformer
US-11295885-B2 · Apr 5, 2022 · US
Coil arrangement
US-11043841-B2 · Jun 22, 2021 · US
Displacement transducer
US-11009148-B2 · May 18, 2021 · US
Current controlling device
US-10971927-B2 · Apr 6, 2021 · US
Power inductor with variable width air gap
US-2021065958-A1 · Mar 4, 2021 · US
Tunable magnetic core structure
US-10930429-B1 · Feb 23, 2021 · US
Multi-phase iron-core reactor having function of changing magnitude of inductance
US-10790084-B2 · Sep 29, 2020 · US
Three-phase transformer
US-10692650-B2 · Jun 23, 2020 · US
Current transformer, protection device and electrical circuit breaker including such a transformer
US-2020176166-A1 · Jun 4, 2020 · US
Current controlling device
US-2020014199-A1 · Jan 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F29/10?
- CPC H01F29/10 is the Cooperative Patent Classification code for “having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)}.”
- How many patents are filed under CPC H01F29/10 (having movable part of magnetic circuit {(high leakage transformers H01F38/08; dynamo-electric machines with movable part of magnetic circuit H02K23/44, H02K23/48)})?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC H01F29/10 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).