Systems for a multi-fuel capable engine
US-2015377159-A1 · Dec 31, 2015 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02D41/22 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 2,852 |
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 | 198 |
| 2016 | 264 |
| 2017 | 309 |
| 2018 | 335 |
| 2019 | 326 |
| 2020 | 364 |
| 2021 | 307 |
| 2022 | 286 |
| 2023 | 173 |
| 2024 | 149 |
| 2025 | 105 |
| 2026 | 36 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for operating a vehicle
US-2015375735-A1 · Dec 31, 2015 · US
An Ignition Device For An ISG-Equipped Vehicle Using LGP As A Fuel
US-2015369198-A1 · Dec 24, 2015 · US
Reducing turbocharged engine overheating
US-9217379-B2 · Dec 22, 2015 · US
System and method for automated vehicle selection and automated fix detection
US-9213332-B2 · Dec 15, 2015 · US
Vehicle torque compensation system
US-2015354486-A1 · Dec 10, 2015 · US
Methods and systems for increasing airflow through a charge air cooler to decrease charge air cooler condensate
US-2015345371-A1 · Dec 3, 2015 · US
Control apparatus for a multi-fuel internal combustion engine
US-9200611-B2 · Dec 1, 2015 · US
Method for performing on/off diagnosis of a smart cooling pump for an internal combustion engine
US-9200581-B2 · Dec 1, 2015 · US
Method and device for monitoring an attachment for switching a starter
US-9194355-B2 · Nov 24, 2015 · US
Diagnostic for engine cam profile switching system
US-9188075-B2 · Nov 17, 2015 · US
Method and device for identifying errors in emission-relevant control devices in a vehicle
US-9181891-B2 · Nov 10, 2015 · US
System and method for safe valve activation in a dynamic skip firing engine
US-9175613-B2 · Nov 3, 2015 · US
Vehicle controller
US-9163567-B2 · Oct 20, 2015 · US
Method of monitoring an engine coolant system of a vehicle
US-9151211-B2 · Oct 6, 2015 · US
Fault diagnostic systems and methods for model predictive control
US-2015279124-A1 · Oct 1, 2015 · US
Closed breather disconnection detection method
US-2015267633-A1 · Sep 24, 2015 · US
Method for detecting water-in-fuel after refueling event
US-9140680-B2 · Sep 22, 2015 · US
Handheld work apparatus having an air-cooled combustion engine
US-9140204-B2 · Sep 22, 2015 · US
Method of controlling a vehicle engine system
US-9127610-B2 · Sep 8, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D41/22?
- CPC F02D41/22 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02D41/22 (Mechanical Engineering)?
- Our database includes 2,852 publications tagged with this CPC code.
- Is patent activity under CPC F02D41/22 growing?
- Publication counts under this code: 149 in 2024 vs 105 in 2025 (latest complete years).