Multilayer coil component
US-2017372829-A1 · Dec 28, 2017 · US
in the form of particles, e.g. powder (H01F1/147 takes precedence)
in the form of particles, e.g. powder (H01F1/147 takes 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 | H01F1/20 |
| Official title | in the form of particles, e.g. powder (H01F1/147 takes precedence) |
| Display label | in the form of particles, e.g. powder (H01F1/147 takes precedence) |
| Total patents | 398 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 20 |
| 2017 | 25 |
| 2018 | 27 |
| 2019 | 29 |
| 2020 | 42 |
| 2021 | 35 |
| 2022 | 51 |
| 2023 | 68 |
| 2024 | 50 |
| 2025 | 27 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Soft magnetic metal powder, soft magnetic metal fired body, and coil type electronic device
US-2017365385-A1 · Dec 21, 2017 · US
Powder made of iron-base metallic glass
US-9840760-B2 · Dec 12, 2017 · US
Soft magnetic mixed powder
US-9818519-B2 · Nov 14, 2017 · US
Electrical Machines With SMC Cores
US-2017323713-A1 · Nov 9, 2017 · US
Inductor
US-9805854-B2 · Oct 31, 2017 · US
Soft Magnetic Flattened Powder and Method for Producing the Same
US-2017301442-A1 · Oct 19, 2017 · US
Soft magnetic metal powder and soft magnetic metal powder core using the same
US-9779861-B2 · Oct 3, 2017 · US
Dust core, method for manufacturing dust core, electric/electronic component including dust core, and electric/electronic device equipped with electric/electronic component
US-2017278618-A1 · Sep 28, 2017 · US
Magnetic composites, method of making the same, and antenna device comprising the magnetic composites
US-2017278603-A1 · Sep 28, 2017 · US
Powder for magnetic core and powder magnetic core
US-9773596-B2 · Sep 26, 2017 · US
Liquid crystal inductor enhanced with magnetic nanoparticles
US-9767951-B2 · Sep 19, 2017 · US
Wireless power transmitting apparatus and wireless power receiving apparatus
US-2017222472-A1 · Aug 3, 2017 · US
Magnetic core, method for producing magnetic core, and coil component
US-2017207017-A1 · Jul 20, 2017 · US
Soft magnetic powder, powder magnetic core, magnetic element, and electronic device
US-2017178776-A1 · Jun 22, 2017 · US
Alloy powder and magnetic component
US-2017162308-A1 · Jun 8, 2017 · US
Magnetic plasmonic nanoparticle dimer
US-9627115-B2 · Apr 18, 2017 · US
Soft magnetic metal powder-compact magnetic core and reactor
US-9601249-B2 · Mar 21, 2017 · US
Magnetic plasmonic nanoparticle dimer
US-2017076844-A1 · Mar 16, 2017 · US
Iron-based soft magnetic powder and production method thereof
US-9589712-B2 · Mar 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F1/20?
- CPC H01F1/20 is the Cooperative Patent Classification code for “in the form of particles, e.g. powder (H01F1/147 takes precedence).”
- How many patents are filed under CPC H01F1/20 (in the form of particles, e.g. powder (H01F1/147 takes precedence))?
- Our database includes 398 publications tagged with this CPC code.
- Is patent activity under CPC H01F1/20 growing?
- Publication counts under this code: 50 in 2024 vs 27 in 2025 (latest complete years).