Electronic Control Device and Combustion State Detection System
US-2024426257-A1 · Dec 26, 2024 · 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 | F02D41/34 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 390 |
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 | 16 |
| 2016 | 41 |
| 2017 | 46 |
| 2018 | 62 |
| 2019 | 65 |
| 2020 | 41 |
| 2021 | 48 |
| 2022 | 24 |
| 2023 | 27 |
| 2024 | 12 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for adjusting on-time calibration of a fuel injector in internal combustion engine
US-9850872-B2 · Dec 26, 2017 · US
Fuel injection control device and fuel injection control method for internal combustion engine
US-2017260925-A1 · Sep 14, 2017 · US
Method and system for torque control
US-2016369724-A1 · Dec 22, 2016 · US
Gas engine
US-2016369720-A1 · Dec 22, 2016 · US
Air Per Cylinder Determination Systems and Methods
US-2016363083-A1 · Dec 15, 2016 · US
Methods and systems for dual fuel injection
US-2016363104-A1 · Dec 15, 2016 · US
Engine controlling apparatus
US-2016312731-A1 · Oct 27, 2016 · US
Engine controlling apparatus
US-2016312732-A1 · Oct 27, 2016 · US
Control apparatus for internal combustion engine
US-2016305361-A1 · Oct 20, 2016 · US
Method, computer program, electronic storage medium and electronic control device for controlling an internal combustion engine
US-2016290274-A1 · Oct 6, 2016 · US
Method for mitigating cavitation
US-2016281630-A1 · Sep 29, 2016 · US
Engine working machine
US-2016273467-A1 · Sep 22, 2016 · US
Control system for spark-ignition internal combustion engine
US-2016273475-A1 · Sep 22, 2016 · US
Fuel injection control device for internal combustion engine
US-9447721-B2 · Sep 20, 2016 · US
Differential fueling between donor and non-donor cylinders in engines
US-2016252027-A1 · Sep 1, 2016 · US
Automobile
US-2016237934-A1 · Aug 18, 2016 · US
Method of compensating for injector aging
US-9416748-B2 · Aug 16, 2016 · US
Vehicle
US-2016230693-A1 · Aug 11, 2016 · US
Computer-implemented method for calculation and output of control pulses by a control unit
US-2016222904-A1 · Aug 4, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D41/34?
- CPC F02D41/34 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02D41/34 (Mechanical Engineering)?
- Our database includes 390 publications tagged with this CPC code.
- Is patent activity under CPC F02D41/34 growing?
- Publication counts under this code: 12 in 2024 vs 7 in 2025 (latest complete years).