- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 13/02 - Sparking plugs Details
Patent holdings for IPC class H01T 13/02
Total number of patents in this class: 81
10-year publication summary
|
6
|
5
|
5
|
6
|
13
|
0
|
3
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Niterra Co., Ltd. | 1317 |
25 |
| Denso Corporation | 24588 |
13 |
| NGK Spark Plug Co., Ltd. | 888 |
7 |
| Federal-Mogul Ignition Company | 94 |
5 |
| Federal-Mogul Ignition GmbH | 54 |
3 |
| Robert Bosch GmbH | 42861 |
2 |
| GM Global Technology Operations LLC | 15220 |
2 |
| Jefferies Finance LLC | 188 |
2 |
| Nippon Soken, Inc. | 305 |
2 |
| Wilmington Trust, National Association, AS Co-collateral Trustee, Successor Collateral Trustee | 117 |
2 |
| Honda Motor Co., Ltd. | 25776 |
1 |
| SNECMA S.A. | 1148 |
1 |
| The Boeing Company | 20139 |
1 |
| Honeywell International Inc. | 13557 |
1 |
| Ford Global Technologies, LLC | 20769 |
1 |
| Caterpillar Inc. | 9659 |
1 |
| BorgWarner Ludwigsburg GmbH | 104 |
1 |
| BYD Company Limited | 5226 |
1 |
| Chentronics, LLC | 6 |
1 |
| Eldor Corporation S.p.A. | 127 |
1 |
| Other owners | 8 |