Coupling structure for inductive device
US-10164570-B2 · Dec 25, 2018 · US
Shielding
Shielding · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F27/288 |
| Official title | {Shielding} |
| Display label | Shielding |
| Total patents | 286 |
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 | 17 |
| 2017 | 16 |
| 2018 | 39 |
| 2019 | 32 |
| 2020 | 40 |
| 2021 | 23 |
| 2022 | 33 |
| 2023 | 21 |
| 2024 | 21 |
| 2025 | 26 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wireless charging system
US-10158242-B2 · Dec 18, 2018 · US
Methods for forming shield materials onto inductive coils
US-2018330867-A1 · Nov 15, 2018 · US
Methods for forming shield materials onto inductive coils
US-10043612-B2 · Aug 7, 2018 · US
Electronic component
US-2018137965-A1 · May 17, 2018 · US
Coupling Structure for Inductive Device
US-2018131325-A1 · May 10, 2018 · US
Wireless power charging device
US-9960630-B2 · May 1, 2018 · US
Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields
US-9941047-B2 · Apr 10, 2018 · US
Wireless charging receiving device
US-2018096772-A1 · Apr 5, 2018 · US
Interconnection structures for wireless charging mats
US-2018090998-A1 · Mar 29, 2018 · US
Wireless charging mats with multi-layer transmitter coil arrangements
US-2018090955-A1 · Mar 29, 2018 · US
Wireless charging mat with multiple coil arrangements optimized for different devices
US-2018090999-A1 · Mar 29, 2018 · US
Wireless charging mat with a transmitter coil arrangement including inner and outer coils having different structures
US-2018090973-A1 · Mar 29, 2018 · US
Receiving device with coil of electric line for receiving a magnetic field and for producing electric energy by magnetic induction and with magnetizable material
US-9899845-B2 · Feb 20, 2018 · US
Method for manufacturing magnetic substrate and common mode filter
US-9881726-B2 · Jan 30, 2018 · US
Embedded magnetic component transformer device
US-9847166-B2 · Dec 19, 2017 · US
Semiconductor Device and Method
US-2017346444-A1 · Nov 30, 2017 · US
Semiconductor device and semiconductor module
US-2017287624-A1 · Oct 5, 2017 · US
Transmission coil for the inductive transfer of energy
US-2017259677-A1 · Sep 14, 2017 · US
Semiconductor Device and Method
US-2017257064-A1 · Sep 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F27/288?
- CPC H01F27/288 is the Cooperative Patent Classification code for “Shielding.”
- How many patents are filed under CPC H01F27/288 (Shielding)?
- Our database includes 286 publications tagged with this CPC code.
- Is patent activity under CPC H01F27/288 growing?
- Publication counts under this code: 21 in 2024 vs 26 in 2025 (latest complete years).