Four-wheel drive car
US-12427858-B2 · Sep 30, 2025 · US
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Other engines
Other engines · 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 | F02B75/00 |
| Official title | Other engines |
| Display label | Other engines |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 1 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Four-wheel drive car
US-2024367511-A1 · Nov 7, 2024 · US
Engine
US-2024328346-A1 · Oct 3, 2024 · US
Car provided with an internal combustion engine arranged with the drive shaft up
US-2024066970-A1 · Feb 29, 2024 · US
Variable compression ratio internal combustion engine
US-10253700-B2 · Apr 9, 2019 · US
Variable compression ratio internal combustion engine
US-2018209354-A1 · Jul 26, 2018 · US
Internal combustion engine with elevated compression ratio and multi-stage boosting including a variable-speed supercharger
US-9797321-B2 · Oct 24, 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
Engine for outdoor power equipment unit
US-9719468-B2 · Aug 1, 2017 · US
Driving device for hybrid working machine
US-9664107-B2 · May 30, 2017 · US
Control Systems and Methods for Reducing Vibration in Internal Combustion Engines
US-2016363061-A1 · Dec 15, 2016 · US
Crankshaft
US-9273604-B2 · Mar 1, 2016 · US