Battery electric system with alternating current self-heating mode
US-2024429481-A1 · Dec 26, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02J7/663 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 3,438 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 168 |
| 2016 | 216 |
| 2017 | 207 |
| 2018 | 320 |
| 2019 | 313 |
| 2020 | 351 |
| 2021 | 341 |
| 2022 | 407 |
| 2023 | 342 |
| 2024 | 366 |
| 2025 | 339 |
| 2026 | 68 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Low-voltage lithium battery circuitry and protection method for low-voltage lithium battery
US-2024154186-A1 · May 9, 2024 · US
Electronic Device
US-2024134540-A1 · Apr 25, 2024 · US
Overcurrent protection, and associated circuitry, devices, systems, and methods
US-2024113533-A1 · Apr 4, 2024 · US
Method For Operating A Motor Vehicle
US-2024101057-A1 · Mar 28, 2024 · US
Method and apparatus with battery control
US-2024097473-A1 · Mar 21, 2024 · US
Circuit control method, battery and its controller and management system, and electrical apparatus
US-2024047988-A1 · Feb 8, 2024 · US
Charge controller with protective function and battery pack
US-9225182-B2 · Dec 29, 2015 · US
Battery isolation circuit
US-2015349509-A1 · Dec 3, 2015 · US
Electronic apparatus, control method, and recording medium
US-9197083-B2 · Nov 24, 2015 · US
Overcurrent and overvoltage protecting fuse for battery pack with electrodes on either side of an insulated substrate connected by through-holes
US-9184609-B2 · Nov 10, 2015 · US
System and method for information handling system battery charge protection and fault alarm
US-9178368-B2 · Nov 3, 2015 · US
Device and method using a keyboard controller and voltage detection circuitry for battery charging
US-9172269-B2 · Oct 27, 2015 · US
Secondary battery pack discharge system
US-9166421-B2 · Oct 20, 2015 · US
Lithium battery protection circuitry
US-9166399-B2 · Oct 20, 2015 · US
Method and device for detecting state of overcurrent protector for battery
US-9164143-B2 · Oct 20, 2015 · US
Battery charger for providing battery protection from over discharge from voltage or current and shipping mode
US-9160186-B2 · Oct 13, 2015 · US
Battery pack
US-2015288038-A1 · Oct 8, 2015 · US
Power supply device, power storage device, and power control device
US-9148018-B2 · Sep 29, 2015 · US
Battery charger for portable electronic equipment
US-9142985-B2 · Sep 22, 2015 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02J7/663?
- CPC H02J7/663 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H02J7/663 (Electricity)?
- Our database includes 3,438 publications tagged with this CPC code.
- Is patent activity under CPC H02J7/663 growing?
- Publication counts under this code: 366 in 2024 vs 339 in 2025 (latest complete years).