Battery monitoring system
US-2024272226-A1 · Aug 15, 2024 · US
characterised by the exchange of charge or discharge related data
characterised by the exchange of charge or discharge related data · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02J7/40 |
| Official title | characterised by the exchange of charge or discharge related data |
| Display label | characterised by the exchange of charge or discharge related data |
| Total patents | 2,278 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 22 |
| 2017 | 8 |
| 2018 | 27 |
| 2019 | 49 |
| 2020 | 147 |
| 2021 | 247 |
| 2022 | 421 |
| 2023 | 416 |
| 2024 | 405 |
| 2025 | 449 |
| 2026 | 83 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic device and charging method thereof
US-2024243599-A1 · Jul 18, 2024 · US
Electronic device, charging system, and charging method
US-2024154448-A1 · May 9, 2024 · US
Electronic device
US-2024146077-A1 · May 2, 2024 · US
Electronic Device
US-2024134540-A1 · Apr 25, 2024 · US
Vehicle power supply apparatus
US-2018370382-A1 · Dec 27, 2018 · US
Techniques for leveraging existing components of a device for wireless power transfer functionality
US-10164484-B2 · Dec 25, 2018 · US
User Aware Charging Algorithm That Reduces Battery Fading
US-2018351381-A1 · Dec 6, 2018 · US
Smartphone proximity card emulation
US-10122841-B2 · Nov 6, 2018 · US
Techniques For Scheduling Delivery Of Wireless Power In Wireless Power Delivery Environments
US-2018309329-A1 · Oct 25, 2018 · US
Wireless charging systems with multiple power receiving devices
US-10110030-B1 · Oct 23, 2018 · US
Self-healing charging device
US-2018300216-A1 · Oct 18, 2018 · US
Method and system for an ac battery
US-2018301914-A1 · Oct 18, 2018 · US
Wireless power distribution system
US-2018248411-A1 · Aug 30, 2018 · US
Wearable device and wearable device charging method
US-2018248384-A1 · Aug 30, 2018 · US
Methods And Charge Controllers For Charging Of Battery In Electric Vehicle
US-2018241234-A1 · Aug 23, 2018 · US
Rechargeable battery with communication and battery control circuit thereof
US-2018233926-A1 · Aug 16, 2018 · US
Job box
US-2018231238-A1 · Aug 16, 2018 · US
Self-healing charging device
US-10031826-B2 · Jul 24, 2018 · US
Method and apparatus for protecting wireless power receiver from excessive charging temperature
US-2018152052-A1 · May 31, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02J7/40?
- CPC H02J7/40 is the Cooperative Patent Classification code for “characterised by the exchange of charge or discharge related data.”
- How many patents are filed under CPC H02J7/40 (characterised by the exchange of charge or discharge related data)?
- Our database includes 2,278 publications tagged with this CPC code.
- Is patent activity under CPC H02J7/40 growing?
- Publication counts under this code: 405 in 2024 vs 449 in 2025 (latest complete years).