Valvetrain with variable valve actuation
US-12006850-B2 · Jun 11, 2024 · US
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peculiar to machines or engines with three or more intake valves per cylinder
peculiar to machines or engines with three or more intake valves per cylinder · 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 | F01L1/265 |
| Official title | {peculiar to machines or engines with three or more intake valves per cylinder} |
| Display label | peculiar to machines or engines with three or more intake valves per cylinder |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2022 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valvetrain with variable valve actuation
US-2022268182-A1 · Aug 25, 2022 · US
Valvetrain with variable valve actuation
US-11333049-B2 · May 17, 2022 · US
Valve-actuating device for varying the valve lift
US-10830159-B2 · Nov 10, 2020 · US
Hybrid valve train system
US-10808579-B2 · Oct 20, 2020 · US
Hybrid valve train system
US-2020056514-A1 · Feb 20, 2020 · US
Valvetrain with variable valve actuation
US-2019063273-A1 · Feb 28, 2019 · US
Emissions reduction system for an internal combustion engine
US-9903323-B2 · Feb 27, 2018 · US
Engine intake port structure
US-9719410-B2 · Aug 1, 2017 · US
Valve-actuating device for varying the valve lift
US-2016281612-A1 · Sep 29, 2016 · US
Emissions Reduction System for an Internal Combustion Engine
US-2016265493-A1 · Sep 15, 2016 · US
Engine intake port structure
US-2015345420-A1 · Dec 3, 2015 · US
Veb excenter reset
US-9068479-B2 · Jun 30, 2015 · US