PCB impedance tuning to achieve wideband and high acceptance of coil antenna length variation
US-12565066-B2 · Mar 3, 2026 · US
Wireless charging of active radio frequency circuits
Wireless charging of active radio frequency circuits · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B60C23/0413 |
| Official title | {Wireless charging of active radio frequency circuits} |
| Display label | Wireless charging of active radio frequency circuits |
| Total patents | 58 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 3 |
| 2017 | 10 |
| 2018 | 12 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wheel Sensor System
US-2026042325-A1 · Feb 12, 2026 · US
In-wheel sensor system and a method for a heavy-duty vehicle
US-2026042324-A1 · Feb 12, 2026 · US
Pressure based wireless sensor and applications thereof
US-12391076-B2 · Aug 19, 2025 · US
Bicycle Rim
US-2025229861-A1 · Jul 17, 2025 · US
Pcb impedance tuning to achieve wideband and high acceptance of coil antenna length variation
US-2025108669-A1 · Apr 3, 2025 · US
Wheel rim device
US-2025091392-A1 · Mar 20, 2025 · US
Wheel rim device
US-2025091391-A1 · Mar 20, 2025 · US
Tire monitoring sensor, system and conrol method thereof, and vehicle having the same
US-2024416687-A1 · Dec 19, 2024 · US
Sensor data retrieval from radio frequency identification (rfid) device
US-2024416690-A1 · Dec 19, 2024 · US
Pneumatic tire, pneumatic tire assembly, and power supply system
US-11890899-B2 · Feb 6, 2024 · US
Pressure based wireless sensor and applications thereof
US-2023009928-A1 · Jan 12, 2023 · US
Pressure based wireless sensor and applications thereof
US-11446969-B2 · Sep 20, 2022 · US
Wheel hub bearing provided with a wireless power transfer device
US-11231069-B2 · Jan 25, 2022 · US
System for monitoring the inflation pressure of the tires of an aircraft
US-11110758-B1 · Sep 7, 2021 · US
Pneumatic Tire, Pneumatic Tire Assembly, and Power Supply System
US-2021245555-A1 · Aug 12, 2021 · US
Wheel hub bearing provided with a wireless power transfer device
US-2021115969-A1 · Apr 22, 2021 · US
Pressure based wireless sensor and applications thereof
US-2021070115-A1 · Mar 11, 2021 · US
Integrated tire sensor and reader system
US-10935466-B2 · Mar 2, 2021 · US
Pressure based wireless sensor and applications thereof
US-10843510-B2 · Nov 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60C23/0413?
- CPC B60C23/0413 is the Cooperative Patent Classification code for “Wireless charging of active radio frequency circuits.”
- How many patents are filed under CPC B60C23/0413 (Wireless charging of active radio frequency circuits)?
- Our database includes 58 publications tagged with this CPC code.
- Is patent activity under CPC B60C23/0413 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).