System with multiple starters and smart relay
US-10001103-B1 · Jun 19, 2018 · US
Gearing between starting-engines and started engines; Engagement or disengagement thereof
Gearing between starting-engines and started engines; Engagement or disengagement thereof · 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 | F02N15/02 |
| Official title | Gearing between starting-engines and started engines; Engagement or disengagement thereof |
| Display label | Gearing between starting-engines and started engines; Engagement or disengagement thereof |
| Total patents | 180 |
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 | 20 |
| 2016 | 24 |
| 2017 | 15 |
| 2018 | 17 |
| 2019 | 25 |
| 2020 | 31 |
| 2021 | 21 |
| 2022 | 11 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electromagnetic switch device for starter
US-9803607-B2 · Oct 31, 2017 · US
Starter motor with drive assembly fitted with a coupling system for coupling a pinion mounted freely on its rotor shaft, and associated method
US-9765744-B2 · Sep 19, 2017 · US
Starter return mechanism
US-9765747-B2 · Sep 19, 2017 · US
Engine start-up device, and engine-start-up control method
US-9765745-B2 · Sep 19, 2017 · US
Starter assembly with reversible starter
US-2017260956-A1 · Sep 14, 2017 · US
Engine, engine starter and housing assembly thereof
US-2017254311-A1 · Sep 7, 2017 · US
Starter freewheel and freewheel arrangement having a starter freewheel of this kind
US-2017211637-A1 · Jul 27, 2017 · US
Motorcycle
US-2017198674-A1 · Jul 13, 2017 · US
Driving system for vehicle
US-2017129477-A1 · May 11, 2017 · US
Starter freewheel and freewheel arrangement having a starter freewheel of this kind
US-9638269-B2 · May 2, 2017 · US
System for cranking internal combustion engine by engagement of pinion with ring gear
US-9599088-B2 · Mar 21, 2017 · US
Starting and generating system for hybrid vehicle
US-9587613-B2 · Mar 7, 2017 · US
System and method for disassembling a drive pinion assembly of starter motor
US-2017054348-A1 · Feb 23, 2017 · US
Control system for a plug-in hybrid vehicle
US-9561792-B2 · Feb 7, 2017 · US
Vehicle control device
US-9550492-B2 · Jan 24, 2017 · US
Engine starting device
US-9518550-B2 · Dec 13, 2016 · US
Engine starting device
US-9512812-B2 · Dec 6, 2016 · US
Auxiliary machine drive device for engine
US-2016348579-A1 · Dec 1, 2016 · US
Reversible starter motor
US-2016341169-A1 · Nov 24, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02N15/02?
- CPC F02N15/02 is the Cooperative Patent Classification code for “Gearing between starting-engines and started engines; Engagement or disengagement thereof.”
- How many patents are filed under CPC F02N15/02 (Gearing between starting-engines and started engines; Engagement or disengagement thereof)?
- Our database includes 180 publications tagged with this CPC code.
- Is patent activity under CPC F02N15/02 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).