Spark igniter with magnetic field for pushing spark
US-12237649-B2 · Feb 25, 2025 · US
having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46)
having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01T13/22 |
| Official title | having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46) |
| Display label | having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46) |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 7 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Igniter
US-2024332915-A1 · Oct 3, 2024 · US
Spark plug
US-12095234-B2 · Sep 17, 2024 · US
Spark plug
US-2024275137-A1 · Aug 15, 2024 · US
Passive prechamber spark plug
US-11815005-B2 · Nov 14, 2023 · US
Multi-ignition coil control system
US-11784466-B2 · Oct 10, 2023 · US
Spark plug
US-11637411-B2 · Apr 25, 2023 · US
Passive Prechamber Spark Plug
US-2023082577-A1 · Mar 16, 2023 · US
Multi-ignition coil control system
US-2023070763-A1 · Mar 9, 2023 · US
Spark-plug wire having heat shield with retention features
US-11600970-B1 · Mar 7, 2023 · US
Spark plug
US-2023055431-A1 · Feb 23, 2023 · US
Dual spark plug
US-11509120-B2 · Nov 22, 2022 · US
Method for manufacturing a spark plug electrode system and a spark plug, spark plug electrode system, and spark plug
US-11437788-B2 · Sep 6, 2022 · US
Dual spark plug
US-11251588-B1 · Feb 15, 2022 · US
Dual spark plug
US-2021399531-A1 · Dec 23, 2021 · US
Method for manufacturing a spark plug electrode system and a spark plug, spark plug electrode system, and spark plug
US-2021273417-A1 · Sep 2, 2021 · US
Spark plug
US-11005236-B2 · May 11, 2021 · US
Spark plug for a high frequency ignition system
US-10971902-B2 · Apr 6, 2021 · US
Spark plug
US-2020358260-A1 · Nov 12, 2020 · US
Spark plug
US-10784654-B2 · Sep 22, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01T13/22?
- CPC H01T13/22 is the Cooperative Patent Classification code for “having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46).”
- How many patents are filed under CPC H01T13/22 (having two or more electrodes embedded in insulation (sparking plugs having two or more spark gaps H01T13/46))?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC H01T13/22 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).