Engine start-up device, and engine-start-up control method
US-9765745-B2 · Sep 19, 2017 · US
Battery voltage drop at start, e.g. drops causing ECU reset
Battery voltage drop at start, e.g. drops causing ECU reset · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02N2250/02 |
| Official title | Battery voltage drop at start, e.g. drops causing ECU reset |
| Display label | Battery voltage drop at start, e.g. drops causing ECU reset |
| Total patents | 163 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 25 |
| 2016 | 31 |
| 2017 | 27 |
| 2018 | 23 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 12 |
| 2022 | 15 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vehicle control device
US-9714049-B2 · Jul 25, 2017 · US
Power supply system of a motor vehicle, motor vehicle, as well as method for operating a power supply system
US-2017080925-A1 · Mar 23, 2017 · US
Electromagnetic relay
US-9562508-B2 · Feb 7, 2017 · US
Starter motor control with pre-spin
US-9528487-B2 · Dec 27, 2016 · US
Fuel injection device of internal combustion engine
US-2016326977-A1 · Nov 10, 2016 · US
Engine starting device
US-9488148-B2 · Nov 8, 2016 · US
Isolation of auxiliary electronics battery from starting battery
US-2016318466-A1 · Nov 3, 2016 · US
Vehicle engine activation control system
US-2016311435-A1 · Oct 27, 2016 · US
Voltage control in a vehicle electrical system
US-9429130-B2 · Aug 30, 2016 · US
Apparatus and method to maximize vehicle functionality and fuel economy with improved drivability during engine auto stop-start operations
US-2016229403-A1 · Aug 11, 2016 · US
Engine start control device
US-9410492-B2 · Aug 9, 2016 · US
Telematics-based system for protecting against vehicle battery drain
US-9393920-B2 · Jul 19, 2016 · US
Motor vehicle having an air conditioner compressor as a starter of the internal combustion engine
US-2016193991-A1 · Jul 7, 2016 · US
Power supply device
US-2016193929-A1 · Jul 7, 2016 · US
Method and device for controlling an alternator-starter of a motor vehicle, and corresponding alternator-starter
US-2016186711-A1 · Jun 30, 2016 · US
Control device for vehicle
US-9376998-B2 · Jun 28, 2016 · US
Electronic safety shutdown system for motor vehicles
US-2016177907-A1 · Jun 23, 2016 · US
Device for stabilizing a supply voltage in a motor vehicle
US-9365173-B2 · Jun 14, 2016 · US
Switch Arrangement in a Motor Vehicle Electrical System
US-2016160828-A1 · Jun 9, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02N2250/02?
- CPC F02N2250/02 is the Cooperative Patent Classification code for “Battery voltage drop at start, e.g. drops causing ECU reset.”
- How many patents are filed under CPC F02N2250/02 (Battery voltage drop at start, e.g. drops causing ECU reset)?
- Our database includes 163 publications tagged with this CPC code.
- Is patent activity under CPC F02N2250/02 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).