- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 13/22 - Sparking plugs characterised by features of the electrodes or insulation having two or more electrodes embedded in insulation
Patent holdings for IPC class H01T 13/22
Total number of patents in this class: 41
10-year publication summary
|
3
|
8
|
1
|
4
|
2
|
2
|
4
|
5
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Motor Company | 20512 |
3 |
| Robert Bosch GmbH | 41823 |
2 |
| NGK Insulators, Ltd. | 4794 |
2 |
| Federal-Mogul Corporation | 335 |
2 |
| Imagineering, Inc. | 125 |
2 |
| Knite, Inc. | 10 |
2 |
| Miyama, Inc. | 9 |
2 |
| Rosenberger Hochfrequenztechnik GmbH & Co. KG | 695 |
2 |
| Wilmington Trust, National Association, AS Co-collateral Trustee, Successor Collateral Trustee | 323 |
2 |
| Kia Corporation | 8185 |
2 |
| EcoPower Spark, LLC | 21 |
2 |
| Niterra Co., Ltd. | 1198 |
2 |
| The Boeing Company | 19915 |
1 |
| Honeywell International Inc. | 14022 |
1 |
| Pratt & Whitney Canada Corp. | 4445 |
1 |
| Denso Corporation | 23803 |
1 |
| Ford Global Technologies, LLC | 20091 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13882 |
1 |
| Kia Motors Corporation | 7777 |
1 |
| NGK Spark Plug Co., Ltd. | 901 |
1 |
| Other owners | 8 |