High frequency generating device and high frequency generating method used in plasma ignition apparatus
US-9826620-B2 · Nov 21, 2017 · 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 | F02P23/045 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 138 |
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 | 13 |
| 2016 | 24 |
| 2017 | 37 |
| 2018 | 29 |
| 2019 | 7 |
| 2020 | 15 |
| 2021 | 7 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ignition device
US-9825431-B2 · Nov 21, 2017 · US
Ignition unit, ignition system, and internal combustion engine
US-2017328337-A1 · Nov 16, 2017 · US
Compression-ignition type internal combustion engine, and internal combustion engine
US-2017306918-A1 · Oct 26, 2017 · US
Injector having in-built ignition system
US-2017276109-A1 · Sep 28, 2017 · US
Injector built-in ignition device, internal combustion engine, gas burner, and ignition device
US-2017276110-A1 · Sep 28, 2017 · US
Ignition apparatus
US-9765751-B2 · Sep 19, 2017 · US
Injector having in-built ignition system
US-2017248109-A1 · Aug 31, 2017 · US
Injector unit and spark plug
US-2017241390-A1 · Aug 24, 2017 · US
Plasma generation device
US-9741542-B2 · Aug 22, 2017 · US
Plasma generation device and internal combustion engine
US-9709019-B2 · Jul 18, 2017 · US
Internal combustion engine
US-9677534-B2 · Jun 13, 2017 · US
Laser spark plug and cooler for a laser spark plug
US-9638159-B2 · May 2, 2017 · US
Compact electromagnetic plasma ignition device
US-9624898-B2 · Apr 18, 2017 · US
Quarter wave coaxial cavity igniter for combustion engines
US-2017085060-A1 · Mar 23, 2017 · US
Internal combustion engine and plasma generation provision
US-9599089-B2 · Mar 21, 2017 · US
High frequency generating device and high frequency generating method used in plasma ignition apparatus
US-2017058856-A1 · Mar 2, 2017 · US
High frequency generating device and high frequency generating method used in plasma ignition apparatus
US-2017064805-A1 · Mar 2, 2017 · US
Method for controlling a corona ignition device
US-2017030323-A1 · Feb 2, 2017 · US
Quarter wave coaxial cavity igniter for combustion engines
US-9551315-B2 · Jan 24, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02P23/045?
- CPC F02P23/045 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02P23/045 (Mechanical Engineering)?
- Our database includes 138 publications tagged with this CPC code.
- Is patent activity under CPC F02P23/045 growing?
- Publication counts under this code: 3 in 2023 vs 1 in 2024 (latest complete years).