Inductor
US-2019333688-A1 · Oct 31, 2019 · US
without magnetic core
without magnetic core · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F17/02 |
| Official title | without magnetic core |
| Display label | without magnetic core |
| Total patents | 270 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 15 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 25 |
| 2020 | 17 |
| 2021 | 34 |
| 2022 | 30 |
| 2023 | 36 |
| 2024 | 35 |
| 2025 | 33 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods to selectively embed magnetic materials in substrate and corresponding structures
US-2019304661-A1 · Oct 3, 2019 · US
Perpendicular inductors integrated in a substrate
US-2019252316-A1 · Aug 15, 2019 · US
Coil electronic component
US-2019122808-A1 · Apr 25, 2019 · US
Integrated inductor structure
US-10262782-B1 · Apr 16, 2019 · US
Integrated Inductor Structure
US-2019108935-A1 · Apr 11, 2019 · US
Coil device
US-10163560-B2 · Dec 25, 2018 · US
Coil arrangement for generating a rotating electromagnetic field and positioning system for determining a position of an identification transmitter
US-10115517-B2 · Oct 30, 2018 · US
Common mode choke
US-10096419-B2 · Oct 9, 2018 · US
Differential inductor and semiconductor device including the same
US-2018277480-A1 · Sep 27, 2018 · US
Microelectronic device having an air core inductor
US-10085342-B2 · Sep 25, 2018 · US
Inductor interconnect
US-10083922-B2 · Sep 25, 2018 · US
Microelectronic device having an air core inductor
US-2018168043-A1 · Jun 14, 2018 · US
Combined charger connector, charger cable decoration, and spurious emission common-mode filtering coil
US-9991646-B2 · Jun 5, 2018 · US
Coil component and method of manufacturing the same
US-9986640-B2 · May 29, 2018 · US
Inductor interconnect
US-2018145042-A1 · May 24, 2018 · US
Out of plane structures and methods for making out of plane structures
US-9955575-B1 · Apr 24, 2018 · US
Coil device
US-2018096781-A1 · Apr 5, 2018 · US
Rolled-Up Power Inductor and Array of Rolled-Up Power Inductors for On-Chip Applications
US-2018075956-A1 · Mar 15, 2018 · US
Modular fuses and antifuses for integrated circuits
US-9905511-B2 · Feb 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F17/02?
- CPC H01F17/02 is the Cooperative Patent Classification code for “without magnetic core.”
- How many patents are filed under CPC H01F17/02 (without magnetic core)?
- Our database includes 270 publications tagged with this CPC code.
- Is patent activity under CPC H01F17/02 growing?
- Publication counts under this code: 35 in 2024 vs 33 in 2025 (latest complete years).