- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 21/06 - Adjustment of spark gaps
Patent holdings for IPC class H01T 21/06
Total number of patents in this class: 34
10-year publication summary
|
1
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3
|
4
|
2
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0
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2
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4
|
1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44128 |
9 |
| Niterra Co., Ltd. | 1399 |
5 |
| NGK Spark Plug Co., Ltd. | 875 |
3 |
| Samsung Display Co., Ltd. | 38570 |
2 |
| GP Productions LLC | 2 |
2 |
| Siemens AG | 24033 |
1 |
| Panasonic Corporation | 19060 |
1 |
| Caterpillar Inc. | 10272 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
1 |
| ABB S.p.A. | 438 |
1 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3933 |
1 |
| Federal-Mogul Ignition GmbH | 55 |
1 |
| GE Jenbacher GmbH & Co og | 91 |
1 |
| Xtreme ADS Limited | 5 |
1 |
| TDK Electronics AG | 1010 |
1 |
| AI Alpine US Bidco LLC | 65 |
1 |
| AI Alpine US Bidco Inc. | 103 |
1 |
| Siemens Energy Global GmbH & Co. KG | 3335 |
1 |
| Other owners | 0 |