- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 13/44 - Sparking plugs structurally combined with other devices with transformers, e.g. for high-frequency ignition
Patent holdings for IPC class H01T 13/44
Total number of patents in this class: 73
10-year publication summary
|
10
|
10
|
5
|
3
|
0
|
1
|
2
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24965 |
8 |
| BorgWarner Ludwigsburg GmbH | 104 |
8 |
| Federal-Mogul Motorparts LLC | 576 |
6 |
| Federal-Mogul Ignition LLC | 97 |
6 |
| Federal-Mogul Ignition Company | 94 |
5 |
| Imagineering, Inc. | 125 |
5 |
| Federal-Mogul LLC | 57 |
4 |
| Delphi Technologies, Inc. | 416 |
3 |
| BorgWarner BERU Systems GmbH | 46 |
3 |
| RENAULT s.a.s. | 5412 |
3 |
| Tenneco Inc | 65 |
3 |
| Marshall Electric Corporation | 16 |
2 |
| North-West University | 57 |
2 |
| Rosenberger Hochfrequenztechnik GmbH & Co. KG | 689 |
2 |
| AI Alpine US Bidco Inc. | 103 |
2 |
| Robert Bosch GmbH | 43244 |
1 |
| Diamond Electric Mfg. Corporation | 3 |
1 |
| Eldor Corporation S.p.A. | 126 |
1 |
| Ming Zheng | 7 |
1 |
| MWI Micro Wave Ignition AG | 5 |
1 |
| Other owners | 6 |