Electromagnetic Induction Device
US-2016372248-A1 · Dec 22, 2016 · US
Composite arrangements of magnetic circuits
Composite arrangements of magnetic circuits · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F3/10 |
| Official title | Composite arrangements of magnetic circuits |
| Display label | Composite arrangements of magnetic circuits |
| Total patents | 951 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 40 |
| 2016 | 46 |
| 2017 | 69 |
| 2018 | 88 |
| 2019 | 104 |
| 2020 | 99 |
| 2021 | 96 |
| 2022 | 100 |
| 2023 | 102 |
| 2024 | 104 |
| 2025 | 82 |
| 2026 | 21 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power feeding coil unit and wireless power transmission device
US-9515493-B2 · Dec 6, 2016 · US
Coil electronic component
US-2016351318-A1 · Dec 1, 2016 · US
Integration of positioning antennas in wireless inductive charging power applications
US-2016336818-A1 · Nov 17, 2016 · US
Integrated inductor
US-2016314888-A1 · Oct 27, 2016 · US
Integrated inductor and integrated inductor magnetic core of the same
US-2016300657-A1 · Oct 13, 2016 · US
Power module and power converting device using the same
US-2016300659-A1 · Oct 13, 2016 · US
Contactless connector, contactless connector system, and a manufacturing method for the contactless connector
US-9466420-B2 · Oct 11, 2016 · US
Electric power receiving device and electric power transmission device
US-2016294222-A1 · Oct 6, 2016 · US
Reactor
US-9455080-B2 · Sep 27, 2016 · US
Power inductor
US-2016225512-A1 · Aug 4, 2016 · US
Reactor
US-9406430-B2 · Aug 2, 2016 · US
Electronic component and method for manufacturing the same
US-2016180995-A1 · Jun 23, 2016 · US
Electronic component
US-2016163438-A1 · Jun 9, 2016 · US
Magnetic element
US-9362038-B2 · Jun 7, 2016 · US
Coil unit
US-9330838-B2 · May 3, 2016 · US
Planar inductors with closed magnetic loops
US-9324495-B2 · Apr 26, 2016 · US
Systems and Methods for Constructing Laminations for Electric Motors
US-2016072342-A1 · Mar 10, 2016 · US
Reactor
US-2016035475-A1 · Feb 4, 2016 · US
Inductive power transfer apparatus
US-2016028240-A1 · Jan 28, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F3/10?
- CPC H01F3/10 is the Cooperative Patent Classification code for “Composite arrangements of magnetic circuits.”
- How many patents are filed under CPC H01F3/10 (Composite arrangements of magnetic circuits)?
- Our database includes 951 publications tagged with this CPC code.
- Is patent activity under CPC H01F3/10 growing?
- Publication counts under this code: 104 in 2024 vs 82 in 2025 (latest complete years).