- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 13/36 - Sparking plugs characterised by features of the electrodes or insulation characterised by the joint between insulation and body, e.g. using cement
Patent holdings for IPC class H01T 13/36
Total number of patents in this class: 148
10-year publication summary
|
12
|
18
|
9
|
13
|
10
|
5
|
8
|
5
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Spark Plug Co., Ltd. | 875 |
37 |
| Niterra Co., Ltd. | 1399 |
33 |
| Robert Bosch GmbH | 44128 |
17 |
| Federal-Mogul Ignition LLC | 126 |
11 |
| Federal-Mogul Motorparts LLC | 604 |
9 |
| Denso Corporation | 25513 |
8 |
| DKT Verwaltungs-GmbH | 16 |
4 |
| Federal-Mogul Ignition GmbH | 55 |
4 |
| Ford Global Technologies, LLC | 21478 |
3 |
| Federal-Mogul Ignition Company | 94 |
3 |
| Tenneco Inc | 51 |
3 |
| Federal-Mogul LLC | 53 |
3 |
| Wilmington Trust, National Association, AS Co-collateral Trustee, Successor Collateral Trustee | 114 |
3 |
| Caterpillar Energy Solutions GmbH | 149 |
2 |
| FRAM Group IP LLC | 122 |
2 |
| EcoPower Spark, LLC | 16 |
2 |
| Honeywell International Inc. | 12778 |
1 |
| Multitorch GmbH | 5 |
1 |
| Federal Mogul Holding Deutschland GmbH | 1 |
1 |
| Pges GmbH | 1 |
1 |
| Other owners | 0 |