Internal combustion engine
US-2017284329-A1 · Oct 5, 2017 · US
the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts
the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts · 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 | F02B23/101 |
| Official title | {the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts} |
| Display label | the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts |
| Total patents | 235 |
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 | 21 |
| 2016 | 30 |
| 2017 | 22 |
| 2018 | 24 |
| 2019 | 35 |
| 2020 | 36 |
| 2021 | 28 |
| 2022 | 11 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Internal combustion engine
US-2017284281-A1 · Oct 5, 2017 · US
Control apparatus for internal combustion engine
US-2017284282-A1 · Oct 5, 2017 · US
Control apparatus for internal combustion engine
US-9745914-B2 · Aug 29, 2017 · US
Internal combustion engine
US-2017211499-A1 · Jul 27, 2017 · US
Internal combustion engine
US-2017167360-A1 · Jun 15, 2017 · US
Engine piston
US-9611806-B2 · Apr 4, 2017 · US
Internal combustion engine, in particular for a motor vehicle, and a method for operating such an internal combustion engine
US-9605585-B2 · Mar 28, 2017 · US
Internal combustion engine and control device of internal combustion engine
US-9546638-B2 · Jan 17, 2017 · US
Outboard motor
US-2016356214-A1 · Dec 8, 2016 · US
Combustion system for gaseous fuelled internal combustion engine
US-2016348571-A1 · Dec 1, 2016 · US
Fuel injector
US-9494119-B2 · Nov 15, 2016 · US
Control apparatus for internal combustion engine
US-2016290273-A1 · Oct 6, 2016 · US
Internal combustion engine
US-2016281589-A1 · Sep 29, 2016 · US
Control system for spark-ignition internal combustion engine
US-2016273475-A1 · Sep 22, 2016 · US
Control device for compression ignition-type engine
US-2016265482-A1 · Sep 15, 2016 · US
Fuel injection system of an internal combustion engine
US-9441593-B2 · Sep 13, 2016 · US
Water supply control apparatus for in-cylinder injection type internal combustion engine (as amended)
US-2016258388-A1 · Sep 8, 2016 · US
Fuel injection valve, internal combustion engine and fuel injection method
US-9435308-B2 · Sep 6, 2016 · US
Control device for direct injection gasoline engine
US-2016252041-A1 · Sep 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B23/101?
- CPC F02B23/101 is the Cooperative Patent Classification code for “the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts.”
- How many patents are filed under CPC F02B23/101 (the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts)?
- Our database includes 235 publications tagged with this CPC code.
- Is patent activity under CPC F02B23/101 growing?
- Publication counts under this code: 11 in 2024 vs 8 in 2025 (latest complete years).