Piston cooling for opposed-piston engine
US-10871099-B2 · Dec 22, 2020 · 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 | F02B23/06 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 79 |
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 | 9 |
| 2016 | 12 |
| 2017 | 8 |
| 2018 | 13 |
| 2019 | 10 |
| 2020 | 10 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for a piston
US-10823045-B2 · Nov 3, 2020 · US
Piston with soot reducing piston bowl
US-10731600-B2 · Aug 4, 2020 · US
Pistons with thermal barrier coatings
US-10724467-B2 · Jul 28, 2020 · US
Piston for an internal combustion engine
US-2020224604-A1 · Jul 16, 2020 · US
Piston for an internal combustion engine
US-10704492-B1 · Jul 7, 2020 · US
Diesel engine
US-2020063644-A1 · Feb 27, 2020 · US
Diesel engine
US-2020011267-A1 · Jan 9, 2020 · US
Diesel engine
US-2019376442-A1 · Dec 12, 2019 · US
Fuel injector and piston bowl
US-2019360388-A1 · Nov 28, 2019 · US
Diesel engine
US-2019360428-A1 · Nov 28, 2019 · US
Diesel engine
US-2019360387-A1 · Nov 28, 2019 · US
Piston crown
US-2019292978-A1 · Sep 26, 2019 · US
Internal combustion engine
US-2019195183-A1 · Jun 27, 2019 · US
Piston, in particular for an hpdi diesel/gas internal combustion engine
US-2019153976-A1 · May 23, 2019 · US
Piston with soot reducing piston bowl
US-2019136794-A1 · May 9, 2019 · US
Internal combustion engine having valve seat pockets
US-2019107077-A1 · Apr 11, 2019 · US
Piston crown having conical valve pocket
US-10233865-B2 · Mar 19, 2019 · US
Piston for engine
US-2018340491-A1 · Nov 29, 2018 · US
Control method and control device of internal combustion engine
US-2018328262-A1 · Nov 15, 2018 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B23/06?
- CPC F02B23/06 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02B23/06 (Mechanical Engineering)?
- Our database includes 79 publications tagged with this CPC code.
- Is patent activity under CPC F02B23/06 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).