Internal combustion engine
US-10107159-B2 · Oct 23, 2018 · 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 | F02B67/04 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 181 |
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 | 18 |
| 2016 | 13 |
| 2017 | 26 |
| 2018 | 24 |
| 2019 | 36 |
| 2020 | 21 |
| 2021 | 18 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 4 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Auxiliary machine-driving device for vehicle
US-2018171859-A1 · Jun 21, 2018 · US
Accessory devices drive system
US-9903448-B2 · Feb 27, 2018 · US
Utility vehicle
US-2017368902-A1 · Dec 28, 2017 · US
Methods and systems for power take off device torque delivery
US-2017370319-A1 · Dec 28, 2017 · US
Gear driven diesel fuel injection pump of an engine
US-2017335811-A1 · Nov 23, 2017 · US
Continuously variable transmission
US-2017328470-A1 · Nov 16, 2017 · US
Power transmission roller assembly
US-2017314653-A1 · Nov 2, 2017 · US
Internal combustion engine with elevated compression ratio and multi-stage boosting including a variable-speed supercharger
US-9797321-B2 · Oct 24, 2017 · US
Transmission having power take-off
US-9783049-B2 · Oct 10, 2017 · US
Vehicle and method of controlling a vehicle
US-2017254279-A1 · Sep 7, 2017 · US
Utility vehicle
US-9738134-B1 · Aug 22, 2017 · US
Engine assembly with combined engine and cooling exhaust
US-2017226959-A1 · Aug 10, 2017 · US
Internal combustion engine with elevated compression ratio and multi-stage boosting including a variable -speed supercharger
US-2017226940-A1 · Aug 10, 2017 · US
Continuously variable transmission
US-9726282-B2 · Aug 8, 2017 · US
Engine
US-9719463-B2 · Aug 1, 2017 · US
Internal combustion engine
US-2017211436-A1 · Jul 27, 2017 · US
Engine
US-2017191408-A1 · Jul 6, 2017 · US
Device for driving an ancillary unit of an internal combustion engine
US-9695743-B2 · Jul 4, 2017 · US
Continuously variable transmission
US-2017159812-A1 · Jun 8, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B67/04?
- CPC F02B67/04 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02B67/04 (Mechanical Engineering)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC F02B67/04 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).