Wireless power transfer system
US-2024253504-A1 · Aug 1, 2024 · US
the energy repeater being integrated together with the emitter or the receiver
the energy repeater being integrated together with the emitter or the receiver · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02J50/502 |
| Official title | {the energy repeater being integrated together with the emitter or the receiver} |
| Display label | the energy repeater being integrated together with the emitter or the receiver |
| Total patents | 199 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 13 |
| 2017 | 13 |
| 2018 | 18 |
| 2019 | 21 |
| 2020 | 10 |
| 2021 | 13 |
| 2022 | 27 |
| 2023 | 29 |
| 2024 | 22 |
| 2025 | 10 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Classification of transmission
US-2018337535-A1 · Nov 22, 2018 · US
Apparatus and method for resonance power transmission and resonance power reception
US-10103785-B2 · Oct 16, 2018 · US
Power feeding device
US-2018254665-A1 · Sep 6, 2018 · US
Power transmission device
US-2018215277-A1 · Aug 2, 2018 · US
Display system, wireless power transmission apparatus, and wireless power reception apparatus
US-2018219425-A1 · Aug 2, 2018 · US
Wireless power transmitter and power transmission method thereof
US-10033224-B2 · Jul 24, 2018 · US
Wireless Power Delivery Over Medium Range Distances Using Magnetic, and Common and Differential Mode-Electric, Near-Field Coupling
US-2018138718-A1 · May 17, 2018 · US
Power feeding device and contactless power feeding system provided with power feeding device
US-2018115194-A1 · Apr 26, 2018 · US
Reverse link signaling via receive antenna impedance modulation
US-9954399-B2 · Apr 24, 2018 · US
Power feeding device, power receiving device, and wireless power feed system
US-9912170-B2 · Mar 6, 2018 · US
Wireless power transmitter, wireless power receiver and wireless power transmission method
US-9892846-B2 · Feb 13, 2018 · US
Power feeding device and contactless power feeding system provided with power feeding device
US-9876395-B2 · Jan 23, 2018 · US
Electronic apparatus and wireless power transmission system
US-9866042-B2 · Jan 9, 2018 · US
Selective power transmitting element use for wireless power transfer
US-2017373539-A1 · Dec 28, 2017 · US
Wireless power repeater and wireless power transmitter
US-9762293-B2 · Sep 12, 2017 · US
System for wireless energy distribution in a vehicle
US-9744858-B2 · Aug 29, 2017 · US
Wireless power repeater and method thereof
US-2017244286-A1 · Aug 24, 2017 · US
Wireless power transmission device
US-2017194816-A1 · Jul 6, 2017 · US
Method of wirelessly transferring power
US-2017187238-A1 · Jun 29, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02J50/502?
- CPC H02J50/502 is the Cooperative Patent Classification code for “the energy repeater being integrated together with the emitter or the receiver.”
- How many patents are filed under CPC H02J50/502 (the energy repeater being integrated together with the emitter or the receiver)?
- Our database includes 199 publications tagged with this CPC code.
- Is patent activity under CPC H02J50/502 growing?
- Publication counts under this code: 22 in 2024 vs 10 in 2025 (latest complete years).