Valve timing adjustment system and electronic control device
US-2024167399-A1 · May 23, 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 | F02D13/02 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 423 |
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 | 74 |
| 2016 | 70 |
| 2017 | 61 |
| 2018 | 74 |
| 2019 | 55 |
| 2020 | 44 |
| 2021 | 14 |
| 2022 | 13 |
| 2023 | 6 |
| 2024 | 10 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control device for multi-cylinder engine
US-2015377151-A1 · Dec 31, 2015 · US
Path planning during combustion mode switch
US-9222432-B2 · Dec 29, 2015 · US
Variable valve timing apparatus
US-9200574-B2 · Dec 1, 2015 · US
Control device for internal combustion engine
US-9200610-B2 · Dec 1, 2015 · US
Catalyst advanced warmup control device for spark ignition engine
US-2015337751-A1 · Nov 26, 2015 · US
Gasoline engine control system and control method for the same
US-9194317-B2 · Nov 24, 2015 · US
Diagnostic for engine cam profile switching system
US-9188075-B2 · Nov 17, 2015 · US
Method and system for binary flow turbine control
US-2015322847-A1 · Nov 12, 2015 · US
Method and system for vacuum generation
US-2015316003-A1 · Nov 5, 2015 · US
Method and system for an intake humidity sensor
US-9175642-B2 · Nov 3, 2015 · US
Control device for internal combustion engine
US-9175583-B2 · Nov 3, 2015 · US
Flexible coupling/linkage for an actuator
US-9175611-B2 · Nov 3, 2015 · US
Vehicle engine control device
US-9169786-B2 · Oct 27, 2015 · US
Variable valve timing control device for internal combustion engine
US-9157379-B2 · Oct 13, 2015 · US
Stoichiometric High-Temperature Direct-Injection Compression-Ignition Engine
US-2015285139-A1 · Oct 8, 2015 · US
Diagnostic systems and methods using model predictive control
US-2015275806-A1 · Oct 1, 2015 · US
Model predictive control systems and methods for internal combustion engines
US-2015275793-A1 · Oct 1, 2015 · US
System and method for adjusting a torque capacity of an engine using model predictive control
US-2015275784-A1 · Oct 1, 2015 · US
Model predictive control systems and methods for internal combustion engines
US-2015275772-A1 · Oct 1, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D13/02?
- CPC F02D13/02 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02D13/02 (Mechanical Engineering)?
- Our database includes 423 publications tagged with this CPC code.
- Is patent activity under CPC F02D13/02 growing?
- Publication counts under this code: 10 in 2024 vs 2 in 2025 (latest complete years).