Device, method, and system for emissions control
US-9506388-B2 · Nov 29, 2016 · 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 | F02B75/22 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 362 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 43 |
| 2016 | 40 |
| 2017 | 49 |
| 2018 | 48 |
| 2019 | 45 |
| 2020 | 28 |
| 2021 | 19 |
| 2022 | 18 |
| 2023 | 21 |
| 2024 | 35 |
| 2025 | 13 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
V8 engine and outboard motor
US-2016341097-A1 · Nov 24, 2016 · US
Four-cylinder engine and method of operating four-cylinder engine
US-2016333801-A1 · Nov 17, 2016 · US
An internal combustion engine
US-2016333778-A1 · Nov 17, 2016 · US
Air-cooled engine
US-2016290213-A1 · Oct 6, 2016 · US
V-type engine
US-2016273447-A1 · Sep 22, 2016 · US
Cylinder block
US-9429063-B2 · Aug 30, 2016 · US
Protection and support for vehicle engine components
US-2016230655-A1 · Aug 11, 2016 · US
Dual wastegate actuation
US-2016208681-A1 · Jul 21, 2016 · US
Holding device for fastening a fuel distributor to an internal combustion engine
US-2016208760-A1 · Jul 21, 2016 · US
Failure detection device for blow-by gas recirculation apparatus of engine
US-9382824-B2 · Jul 5, 2016 · US
Variable valve gear
US-2016146073-A1 · May 26, 2016 · US
Exhaust device of motorcycle
US-9322317-B2 · Apr 26, 2016 · US
Saddle type vehicle
US-9315228-B2 · Apr 19, 2016 · US
Variable compression ratio V-type internal combustion engine
US-9309816-B2 · Apr 12, 2016 · US
“V” internal combustion engine provided with balancing countershaft
US-9303720-B2 · Apr 5, 2016 · US
Water pump
US-2016084259-A1 · Mar 24, 2016 · US
Systems and methods for stopping and starting an engine with dedicated egr
US-2015369180-A1 · Dec 24, 2015 · US
Thermal management control using limited bank operation
US-2015354484-A1 · Dec 10, 2015 · US
Donor cylinder engine system implementing skip firing
US-2015354509-A1 · Dec 10, 2015 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B75/22?
- CPC F02B75/22 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02B75/22 (Mechanical Engineering)?
- Our database includes 362 publications tagged with this CPC code.
- Is patent activity under CPC F02B75/22 growing?
- Publication counts under this code: 35 in 2024 vs 13 in 2025 (latest complete years).