Controller and control method for internal combustion engine
US-2018372058-A1 · Dec 27, 2018 · US
using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence)
using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence) · 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 | F02P3/0442 |
| Official title | {using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence)} |
| Display label | using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence) |
| Total patents | 133 |
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 | 7 |
| 2016 | 14 |
| 2017 | 24 |
| 2018 | 23 |
| 2019 | 17 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 16 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ignition device
US-2018358782-A1 · Dec 13, 2018 · US
Ignition control system
US-10132287-B2 · Nov 20, 2018 · US
Ignition apparatus
US-2018283344-A1 · Oct 4, 2018 · US
Spark ignition transformer with a non-linear secondary current characteristic
US-10090099-B2 · Oct 2, 2018 · US
Ignition apparatus
US-2018266381-A1 · Sep 20, 2018 · US
Ignition device
US-10041463-B2 · Aug 7, 2018 · US
Ignition timing control device and ignition timing control system
US-10024295-B2 · Jul 17, 2018 · US
Engine control device
US-2018195485-A1 · Jul 12, 2018 · US
Control apparatus for internal combustion engine
US-9970404-B2 · May 15, 2018 · US
Ignition apparatus for internal combustion engine
US-9957944-B2 · May 1, 2018 · US
Ignition control circuit with current slope detection
US-9920736-B2 · Mar 20, 2018 · US
Ignition device
US-9897062-B2 · Feb 20, 2018 · US
Electronic control of a spark plug for an internal combustion engine
US-9890757-B2 · Feb 13, 2018 · US
Ignition control system
US-2018038335-A1 · Feb 8, 2018 · US
System and method for diagnosing an ignition system
US-2017350362-A1 · Dec 7, 2017 · US
Ignition system for spark ignition engines and method of operating same
US-9816476-B2 · Nov 14, 2017 · US
Sparkplug having variable spark gap and ignition device for the same
US-9793688-B2 · Oct 17, 2017 · US
Ignition control device and ignition control method for internal combustion engine
US-2017292492-A1 · Oct 12, 2017 · US
Igniter and vehicle
US-9784233-B2 · Oct 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02P3/0442?
- CPC F02P3/0442 is the Cooperative Patent Classification code for “using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence).”
- How many patents are filed under CPC F02P3/0442 (using digital techniques (F02P3/0456, F02P3/053, F02P3/0554, F02P3/0558 take precedence))?
- Our database includes 133 publications tagged with this CPC code.
- Is patent activity under CPC F02P3/0442 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).