Transformer module
US-2025266208-A1 · Aug 21, 2025 · US
wound on coaxial arrangement of two or more formers
wound on coaxial arrangement of two or more formers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F2005/025 |
| Official title | {wound on coaxial arrangement of two or more formers} |
| Display label | wound on coaxial arrangement of two or more formers |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 5 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic component, in particular three-phase transformer for an isolated voltage converter
US-2025201458-A1 · Jun 19, 2025 · US
Inductive component
US-12217906-B2 · Feb 4, 2025 · US
Method for manufacturing a transformer
US-12198849-B2 · Jan 14, 2025 · US
Sound wave treatment device
US-11786263-B2 · Oct 17, 2023 · US
Transformer bobbin assembly with integrated fins
US-2023326648-A1 · Oct 12, 2023 · US
Magnetic device including winding and insulators, and power conversion device using the same
US-11705260-B2 · Jul 18, 2023 · US
Magnetic component
US-2023223187-A1 · Jul 13, 2023 · US
Planar transformer and bobbin assembly applied thereto
US-2023104796-A1 · Apr 6, 2023 · US
Coil component, electronic component, and electronic apparatus
US-11538623-B2 · Dec 27, 2022 · US
Transformer And Method For Manufacturing Transformer
US-2022130602-A1 · Apr 28, 2022 · US
Transformer and method for manufacturing transformer
US-11257618-B2 · Feb 22, 2022 · US
Inductive Component
US-2021202164-A1 · Jul 1, 2021 · US
Inductive component
US-10978242-B2 · Apr 13, 2021 · US
Magnetic device including winding and insulators, and power conversion device using the same
US-2020357549-A1 · Nov 12, 2020 · US
Ignition coil for internal combustion engines
US-10796847-B2 · Oct 6, 2020 · US
Coil component, electronic component, and electronic apparatus
US-2020294710-A1 · Sep 17, 2020 · US
Coil component
US-10692647-B2 · Jun 23, 2020 · US
Sound wave treatment device
US-2019008535-A1 · Jan 10, 2019 · US
Coil component
US-2019006090-A1 · Jan 3, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F2005/025?
- CPC H01F2005/025 is the Cooperative Patent Classification code for “wound on coaxial arrangement of two or more formers.”
- How many patents are filed under CPC H01F2005/025 (wound on coaxial arrangement of two or more formers)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC H01F2005/025 growing?
- Publication counts under this code: 5 in 2023 vs 4 in 2025 (latest complete years).