- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 13/26 - Sparking plugs characterised by features of the electrodes or insulation having movable electrodes for adjusting spark gap otherwise than by bending of electrode
Patent holdings for IPC class H01T 13/26
Total number of patents in this class: 18
10-year publication summary
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1
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2
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1
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1
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1
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0
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1
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0
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42861 |
4 |
| Caterpillar Energy Solutions GmbH | 148 |
2 |
| Niterra Co., Ltd. | 1317 |
2 |
| Denso Corporation | 24588 |
1 |
| DENSO International America, Inc. | 625 |
1 |
| Ford Global Technologies, LLC | 20769 |
1 |
| Caterpillar Inc. | 9659 |
1 |
| Federal-Mogul Corporation | 300 |
1 |
| McAlister Technologies, LLC | 126 |
1 |
| Nano Spark Inc. | 3 |
1 |
| Woodward, Inc. | 647 |
1 |
| TDK Electronics AG | 960 |
1 |
| Twostroke Motorcycle Company | 1 |
1 |
| Other owners | 0 |