- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 38/12 - Ignition, e.g. for IC engines
Patent holdings for IPC class H01F 38/12
Total number of patents in this class: 332
10-year publication summary
|
27
|
32
|
44
|
25
|
25
|
25
|
11
|
13
|
7
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24818 |
81 |
| Robert Bosch GmbH | 43114 |
27 |
| Mitsubishi Electric Corporation | 47014 |
23 |
| BorgWarner US Technologies LLC | 436 |
14 |
| Mitsubishi Electric Mobility Corporation | 1106 |
13 |
| Diamond&zebra Electric Mfg. Co., Ltd. | 49 |
10 |
| BorgWarner Ludwigsburg GmbH | 104 |
8 |
| Hyundai Motor Company | 22888 |
5 |
| Eldor Corporation S.p.A. | 127 |
5 |
| Federal-Mogul Ignition LLC | 96 |
5 |
| Kunshan Cadic Auto Electric Co., Ltd | 12 |
5 |
| Semiconductor Components Industries, L.L.C. | 5296 |
4 |
| Board of Trustees of Michigan State University | 1202 |
4 |
| Marshall Electric Corporation | 16 |
4 |
| Walbro LLC | 189 |
4 |
| Federal-Mogul Motorparts LLC | 556 |
4 |
| Diamond Electric Mfg.Co.,Ltd. | 24 |
4 |
| Kia Corporation | 10617 |
4 |
| Fuji Electric Co., Ltd. | 5277 |
3 |
| OSRAM GmbH | 2353 |
3 |
| Other owners | 102 |